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Finding the Fourth Proportional to 88,054, 131,931.92 and 62,966.68

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Solution

The fourth proportional to 88,054, 131,931.92 and 62,966.68 is: 94,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,054 : 131,931.92 = 62,966.68 : x
  2. Step 2: Convert to fraction form
    88,054/131,931.92 = 62,966.68/x
  3. Step 3: Cross multiply
    88,054x = 131,931.92 × 62,966.68
  4. Step 4: Simplify right side
    88,054x = 8,307,314,988.43
  5. Step 5: Solve for x
    x = 8,307,314,988.43/88,054
  6. Step 6: Final answer
    x = 94,343.41

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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.