Home / 131,889.47-182,006.85-71,460.10

Finding the Fourth Proportional to 131,889.47, 182,006.85 and 71,460.10

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Solution

The fourth proportional to 131,889.47, 182,006.85 and 71,460.10 is: 98,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,889.47 : 182,006.85 = 71,460.10 : x
  2. Step 2: Convert to fraction form
    131,889.47/182,006.85 = 71,460.10/x
  3. Step 3: Cross multiply
    131,889.47x = 182,006.85 × 71,460.10
  4. Step 4: Simplify right side
    131,889.47x = 13,006,227,246.67
  5. Step 5: Solve for x
    x = 13,006,227,246.67/131,889.47
  6. Step 6: Final answer
    x = 98,614.60

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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.