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Finding the Fourth Proportional to 134,503.92, 185,299.68 and 93,597.72

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Solution

The fourth proportional to 134,503.92, 185,299.68 and 93,597.72 is: 128,945.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,503.92 : 185,299.68 = 93,597.72 : x
  2. Step 2: Convert to fraction form
    134,503.92/185,299.68 = 93,597.72/x
  3. Step 3: Cross multiply
    134,503.92x = 185,299.68 × 93,597.72
  4. Step 4: Simplify right side
    134,503.92x = 17,343,627,564.73
  5. Step 5: Solve for x
    x = 17,343,627,564.73/134,503.92
  6. Step 6: Final answer
    x = 128,945.15

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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.