Home / 92,624.19-138,948.05-29,421.76

Finding the Fourth Proportional to 92,624.19, 138,948.05 and 29,421.76

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Solution

The fourth proportional to 92,624.19, 138,948.05 and 29,421.76 is: 44,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,624.19 : 138,948.05 = 29,421.76 : x
  2. Step 2: Convert to fraction form
    92,624.19/138,948.05 = 29,421.76/x
  3. Step 3: Cross multiply
    92,624.19x = 138,948.05 × 29,421.76
  4. Step 4: Simplify right side
    92,624.19x = 4,088,096,179.57
  5. Step 5: Solve for x
    x = 4,088,096,179.57/92,624.19
  6. Step 6: Final answer
    x = 44,136.38

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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.