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Finding the Fourth Proportional to 93,625.52, 129,171.66 and 53,310.76

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Solution

The fourth proportional to 93,625.52, 129,171.66 and 53,310.76 is: 73,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,625.52 : 129,171.66 = 53,310.76 : x
  2. Step 2: Convert to fraction form
    93,625.52/129,171.66 = 53,310.76/x
  3. Step 3: Cross multiply
    93,625.52x = 129,171.66 × 53,310.76
  4. Step 4: Simplify right side
    93,625.52x = 6,886,239,365.06
  5. Step 5: Solve for x
    x = 6,886,239,365.06/93,625.52
  6. Step 6: Final answer
    x = 73,550.88

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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.