Home / 131,259,497.29-181,141,758.62-72,525,946.93

Finding the Fourth Proportional to 131,259,497.29, 181,141,758.62 and 72,525,946.93

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Solution

The fourth proportional to 131,259,497.29, 181,141,758.62 and 72,525,946.93 is: 100,087,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,259,497.29 : 181,141,758.62 = 72,525,946.93 : x
  2. Step 2: Convert to fraction form
    131,259,497.29/181,141,758.62 = 72,525,946.93/x
  3. Step 3: Cross multiply
    131,259,497.29x = 181,141,758.62 × 72,525,946.93
  4. Step 4: Simplify right side
    131,259,497.29x = 13,137,477,572,480,992
  5. Step 5: Solve for x
    x = 13,137,477,572,480,992/131,259,497.29
  6. Step 6: Final answer
    x = 100,087,824.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.