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Finding the Fourth Proportional to 79,226.92, 118,860.18 and 55,898.92

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Solution

The fourth proportional to 79,226.92, 118,860.18 and 55,898.92 is: 83,862.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,226.92 : 118,860.18 = 55,898.92 : x
  2. Step 2: Convert to fraction form
    79,226.92/118,860.18 = 55,898.92/x
  3. Step 3: Cross multiply
    79,226.92x = 118,860.18 × 55,898.92
  4. Step 4: Simplify right side
    79,226.92x = 6,644,155,693.01
  5. Step 5: Solve for x
    x = 6,644,155,693.01/79,226.92
  6. Step 6: Final answer
    x = 83,862.35

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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.