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Finding the Fourth Proportional to 52,697.52, 79,355.52 and 38,008.08

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Solution

The fourth proportional to 52,697.52, 79,355.52 and 38,008.08 is: 57,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.52 : 79,355.52 = 38,008.08 : x
  2. Step 2: Convert to fraction form
    52,697.52/79,355.52 = 38,008.08/x
  3. Step 3: Cross multiply
    52,697.52x = 79,355.52 × 38,008.08
  4. Step 4: Simplify right side
    52,697.52x = 3,016,150,952.60
  5. Step 5: Solve for x
    x = 3,016,150,952.60/52,697.52
  6. Step 6: Final answer
    x = 57,235.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.