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Finding the Fourth Proportional to 56,264.74, 77,664.88 and 32,400.92

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Solution

The fourth proportional to 56,264.74, 77,664.88 and 32,400.92 is: 44,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,264.74 : 77,664.88 = 32,400.92 : x
  2. Step 2: Convert to fraction form
    56,264.74/77,664.88 = 32,400.92/x
  3. Step 3: Cross multiply
    56,264.74x = 77,664.88 × 32,400.92
  4. Step 4: Simplify right side
    56,264.74x = 2,516,413,563.69
  5. Step 5: Solve for x
    x = 2,516,413,563.69/56,264.74
  6. Step 6: Final answer
    x = 44,724.52

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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.