Home / 60,135.52-82,900.26-42,174.76

Finding the Fourth Proportional to 60,135.52, 82,900.26 and 42,174.76

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Solution

The fourth proportional to 60,135.52, 82,900.26 and 42,174.76 is: 58,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,135.52 : 82,900.26 = 42,174.76 : x
  2. Step 2: Convert to fraction form
    60,135.52/82,900.26 = 42,174.76/x
  3. Step 3: Cross multiply
    60,135.52x = 82,900.26 × 42,174.76
  4. Step 4: Simplify right side
    60,135.52x = 3,496,298,569.44
  5. Step 5: Solve for x
    x = 3,496,298,569.44/60,135.52
  6. Step 6: Final answer
    x = 58,140.32

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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.