Home / 72,151.23-108,225.95-24,123.42

Finding the Fourth Proportional to 72,151.23, 108,225.95 and 24,123.42

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Solution

The fourth proportional to 72,151.23, 108,225.95 and 24,123.42 is: 36,184.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,151.23 : 108,225.95 = 24,123.42 : x
  2. Step 2: Convert to fraction form
    72,151.23/108,225.95 = 24,123.42/x
  3. Step 3: Cross multiply
    72,151.23x = 108,225.95 × 24,123.42
  4. Step 4: Simplify right side
    72,151.23x = 2,610,779,926.13
  5. Step 5: Solve for x
    x = 2,610,779,926.13/72,151.23
  6. Step 6: Final answer
    x = 36,184.83

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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.