Home / 63,438.56-87,545.16-35,146.04

Finding the Fourth Proportional to 63,438.56, 87,545.16 and 35,146.04

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Solution

The fourth proportional to 63,438.56, 87,545.16 and 35,146.04 is: 48,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.56 : 87,545.16 = 35,146.04 : x
  2. Step 2: Convert to fraction form
    63,438.56/87,545.16 = 35,146.04/x
  3. Step 3: Cross multiply
    63,438.56x = 87,545.16 × 35,146.04
  4. Step 4: Simplify right side
    63,438.56x = 3,076,865,695.17
  5. Step 5: Solve for x
    x = 3,076,865,695.17/63,438.56
  6. Step 6: Final answer
    x = 48,501.51

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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.