Home / 215,854.27-323,756.49-58,070.32

Finding the Fourth Proportional to 215,854.27, 323,756.49 and 58,070.32

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Solution

The fourth proportional to 215,854.27, 323,756.49 and 58,070.32 is: 87,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,854.27 : 323,756.49 = 58,070.32 : x
  2. Step 2: Convert to fraction form
    215,854.27/323,756.49 = 58,070.32/x
  3. Step 3: Cross multiply
    215,854.27x = 323,756.49 × 58,070.32
  4. Step 4: Simplify right side
    215,854.27x = 18,800,642,976.38
  5. Step 5: Solve for x
    x = 18,800,642,976.38/215,854.27
  6. Step 6: Final answer
    x = 87,098.78

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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.