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Finding the Fourth Proportional to 52,358.68, 78,508.27 and 35,738.83

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Solution

The fourth proportional to 52,358.68, 78,508.27 and 35,738.83 is: 53,587.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.68 : 78,508.27 = 35,738.83 : x
  2. Step 2: Convert to fraction form
    52,358.68/78,508.27 = 35,738.83/x
  3. Step 3: Cross multiply
    52,358.68x = 78,508.27 × 35,738.83
  4. Step 4: Simplify right side
    52,358.68x = 2,805,793,857.93
  5. Step 5: Solve for x
    x = 2,805,793,857.93/52,358.68
  6. Step 6: Final answer
    x = 53,587.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.