Home / 63,005.20-86,951.10-34,710.88

Finding the Fourth Proportional to 63,005.20, 86,951.10 and 34,710.88

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Solution

The fourth proportional to 63,005.20, 86,951.10 and 34,710.88 is: 47,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,005.20 : 86,951.10 = 34,710.88 : x
  2. Step 2: Convert to fraction form
    63,005.20/86,951.10 = 34,710.88/x
  3. Step 3: Cross multiply
    63,005.20x = 86,951.10 × 34,710.88
  4. Step 4: Simplify right side
    63,005.20x = 3,018,149,197.97
  5. Step 5: Solve for x
    x = 3,018,149,197.97/63,005.20
  6. Step 6: Final answer
    x = 47,903.18

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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.