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Finding the Fourth Proportional to 93,614.96, 129,182.52 and 53,322.80

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Solution

The fourth proportional to 93,614.96, 129,182.52 and 53,322.80 is: 73,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,614.96 : 129,182.52 = 53,322.80 : x
  2. Step 2: Convert to fraction form
    93,614.96/129,182.52 = 53,322.80/x
  3. Step 3: Cross multiply
    93,614.96x = 129,182.52 × 53,322.80
  4. Step 4: Simplify right side
    93,614.96x = 6,888,373,677.46
  5. Step 5: Solve for x
    x = 6,888,373,677.46/93,614.96
  6. Step 6: Final answer
    x = 73,581.98

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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.