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Finding the Fourth Proportional to 58,045.90, 80,103.28 and 33,847.88

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Solution

The fourth proportional to 58,045.90, 80,103.28 and 33,847.88 is: 46,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,045.90 : 80,103.28 = 33,847.88 : x
  2. Step 2: Convert to fraction form
    58,045.90/80,103.28 = 33,847.88/x
  3. Step 3: Cross multiply
    58,045.90x = 80,103.28 × 33,847.88
  4. Step 4: Simplify right side
    58,045.90x = 2,711,326,209.05
  5. Step 5: Solve for x
    x = 2,711,326,209.05/58,045.90
  6. Step 6: Final answer
    x = 46,710.04

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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.