Home / 42,168.39-63,262.95-29,712.74

Finding the Fourth Proportional to 42,168.39, 63,262.95 and 29,712.74

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Solution

The fourth proportional to 42,168.39, 63,262.95 and 29,712.74 is: 44,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,168.39 : 63,262.95 = 29,712.74 : x
  2. Step 2: Convert to fraction form
    42,168.39/63,262.95 = 29,712.74/x
  3. Step 3: Cross multiply
    42,168.39x = 63,262.95 × 29,712.74
  4. Step 4: Simplify right side
    42,168.39x = 1,879,715,763.80
  5. Step 5: Solve for x
    x = 1,879,715,763.80/42,168.39
  6. Step 6: Final answer
    x = 44,576.42

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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.