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Finding the Fourth Proportional to 63,151.30, 87,148.74 and 34,856.92

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Solution

The fourth proportional to 63,151.30, 87,148.74 and 34,856.92 is: 48,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,151.30 : 87,148.74 = 34,856.92 : x
  2. Step 2: Convert to fraction form
    63,151.30/87,148.74 = 34,856.92/x
  3. Step 3: Cross multiply
    63,151.30x = 87,148.74 × 34,856.92
  4. Step 4: Simplify right side
    63,151.30x = 3,037,736,658.28
  5. Step 5: Solve for x
    x = 3,037,736,658.28/63,151.30
  6. Step 6: Final answer
    x = 48,102.52

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1.5x scale

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.