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Finding the Fourth Proportional to 82,064.80, 113,250.18 and 46,251.64

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Solution

The fourth proportional to 82,064.80, 113,250.18 and 46,251.64 is: 63,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,064.80 : 113,250.18 = 46,251.64 : x
  2. Step 2: Convert to fraction form
    82,064.80/113,250.18 = 46,251.64/x
  3. Step 3: Cross multiply
    82,064.80x = 113,250.18 × 46,251.64
  4. Step 4: Simplify right side
    82,064.80x = 5,238,006,555.30
  5. Step 5: Solve for x
    x = 5,238,006,555.30/82,064.80
  6. Step 6: Final answer
    x = 63,827.69

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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.