Home / 56,276.40-84,370.82-28,182.02

Finding the Fourth Proportional to 56,276.40, 84,370.82 and 28,182.02

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Solution

The fourth proportional to 56,276.40, 84,370.82 and 28,182.02 is: 42,251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,276.40 : 84,370.82 = 28,182.02 : x
  2. Step 2: Convert to fraction form
    56,276.40/84,370.82 = 28,182.02/x
  3. Step 3: Cross multiply
    56,276.40x = 84,370.82 × 28,182.02
  4. Step 4: Simplify right side
    56,276.40x = 2,377,740,136.66
  5. Step 5: Solve for x
    x = 2,377,740,136.66/56,276.40
  6. Step 6: Final answer
    x = 42,251.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.