Home / 63,148.90-87,146.21-34,854.61

Finding the Fourth Proportional to 63,148.90, 87,146.21 and 34,854.61

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Solution

The fourth proportional to 63,148.90, 87,146.21 and 34,854.61 is: 48,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.90 : 87,146.21 = 34,854.61 : x
  2. Step 2: Convert to fraction form
    63,148.90/87,146.21 = 34,854.61/x
  3. Step 3: Cross multiply
    63,148.90x = 87,146.21 × 34,854.61
  4. Step 4: Simplify right side
    63,148.90x = 3,037,447,162.53
  5. Step 5: Solve for x
    x = 3,037,447,162.53/63,148.90
  6. Step 6: Final answer
    x = 48,099.76

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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.