Home / 42,168.75-63,263.50-29,713.10

Finding the Fourth Proportional to 42,168.75, 63,263.50 and 29,713.10

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Solution

The fourth proportional to 42,168.75, 63,263.50 and 29,713.10 is: 44,576.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,168.75 : 63,263.50 = 29,713.10 : x
  2. Step 2: Convert to fraction form
    42,168.75/63,263.50 = 29,713.10/x
  3. Step 3: Cross multiply
    42,168.75x = 63,263.50 × 29,713.10
  4. Step 4: Simplify right side
    42,168.75x = 1,879,754,385.53
  5. Step 5: Solve for x
    x = 1,879,754,385.53/42,168.75
  6. Step 6: Final answer
    x = 44,576.96

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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.