Home / 63,134.57-87,126.22-34,454.46

Finding the Fourth Proportional to 63,134.57, 87,126.22 and 34,454.46

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Solution

The fourth proportional to 63,134.57, 87,126.22 and 34,454.46 is: 47,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,134.57 : 87,126.22 = 34,454.46 : x
  2. Step 2: Convert to fraction form
    63,134.57/87,126.22 = 34,454.46/x
  3. Step 3: Cross multiply
    63,134.57x = 87,126.22 × 34,454.46
  4. Step 4: Simplify right side
    63,134.57x = 3,001,886,861.94
  5. Step 5: Solve for x
    x = 3,001,886,861.94/63,134.57
  6. Step 6: Final answer
    x = 47,547.43

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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.