Home / 92,217.20-138,325.80-29,045.30

Finding the Fourth Proportional to 92,217.20, 138,325.80 and 29,045.30

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Solution

The fourth proportional to 92,217.20, 138,325.80 and 29,045.30 is: 43,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,217.20 : 138,325.80 = 29,045.30 : x
  2. Step 2: Convert to fraction form
    92,217.20/138,325.80 = 29,045.30/x
  3. Step 3: Cross multiply
    92,217.20x = 138,325.80 × 29,045.30
  4. Step 4: Simplify right side
    92,217.20x = 4,017,714,358.74
  5. Step 5: Solve for x
    x = 4,017,714,358.74/92,217.20
  6. Step 6: Final answer
    x = 43,567.95

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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.