Home / 131,599.93-181,607.38-71,170.64

Finding the Fourth Proportional to 131,599.93, 181,607.38 and 71,170.64

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Solution

The fourth proportional to 131,599.93, 181,607.38 and 71,170.64 is: 98,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,599.93 : 181,607.38 = 71,170.64 : x
  2. Step 2: Convert to fraction form
    131,599.93/181,607.38 = 71,170.64/x
  3. Step 3: Cross multiply
    131,599.93x = 181,607.38 × 71,170.64
  4. Step 4: Simplify right side
    131,599.93x = 12,925,112,377.36
  5. Step 5: Solve for x
    x = 12,925,112,377.36/131,599.93
  6. Step 6: Final answer
    x = 98,215.19

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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.