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Finding the Fourth Proportional to 93,925.97, 129,623.13 and 55,708.14

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Solution

The fourth proportional to 93,925.97, 129,623.13 and 55,708.14 is: 76,880.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,925.97 : 129,623.13 = 55,708.14 : x
  2. Step 2: Convert to fraction form
    93,925.97/129,623.13 = 55,708.14/x
  3. Step 3: Cross multiply
    93,925.97x = 129,623.13 × 55,708.14
  4. Step 4: Simplify right side
    93,925.97x = 7,221,063,473.28
  5. Step 5: Solve for x
    x = 7,221,063,473.28/93,925.97
  6. Step 6: Final answer
    x = 76,880.38

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1.5x scale

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.