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Finding the Fourth Proportional to 56,377.68, 84,462.12 and 28,264.92

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Solution

The fourth proportional to 56,377.68, 84,462.12 and 28,264.92 is: 42,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,377.68 : 84,462.12 = 28,264.92 : x
  2. Step 2: Convert to fraction form
    56,377.68/84,462.12 = 28,264.92/x
  3. Step 3: Cross multiply
    56,377.68x = 84,462.12 × 28,264.92
  4. Step 4: Simplify right side
    56,377.68x = 2,387,315,064.83
  5. Step 5: Solve for x
    x = 2,387,315,064.83/56,377.68
  6. Step 6: Final answer
    x = 42,345.04

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1.5x scale

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.