Home / 42,122.20-58,108.08-25,116.52

Finding the Fourth Proportional to 42,122.20, 58,108.08 and 25,116.52

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Solution

The fourth proportional to 42,122.20, 58,108.08 and 25,116.52 is: 34,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122.20 : 58,108.08 = 25,116.52 : x
  2. Step 2: Convert to fraction form
    42,122.20/58,108.08 = 25,116.52/x
  3. Step 3: Cross multiply
    42,122.20x = 58,108.08 × 25,116.52
  4. Step 4: Simplify right side
    42,122.20x = 1,459,472,753.48
  5. Step 5: Solve for x
    x = 1,459,472,753.48/42,122.20
  6. Step 6: Final answer
    x = 34,648.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.