Home / 86,402,137.25-129,603,330.62-35,284,156.07

Finding the Fourth Proportional to 86,402,137.25, 129,603,330.62 and 35,284,156.07

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Solution

The fourth proportional to 86,402,137.25, 129,603,330.62 and 35,284,156.07 is: 52,926,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,402,137.25 : 129,603,330.62 = 35,284,156.07 : x
  2. Step 2: Convert to fraction form
    86,402,137.25/129,603,330.62 = 35,284,156.07/x
  3. Step 3: Cross multiply
    86,402,137.25x = 129,603,330.62 × 35,284,156.07
  4. Step 4: Simplify right side
    86,402,137.25x = 4,572,944,144,095,768
  5. Step 5: Solve for x
    x = 4,572,944,144,095,768/86,402,137.25
  6. Step 6: Final answer
    x = 52,926,285.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.