Home / 88,724.91-122,440.25-56,893.73

Finding the Fourth Proportional to 88,724.91, 122,440.25 and 56,893.73

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Solution

The fourth proportional to 88,724.91, 122,440.25 and 56,893.73 is: 78,513.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,724.91 : 122,440.25 = 56,893.73 : x
  2. Step 2: Convert to fraction form
    88,724.91/122,440.25 = 56,893.73/x
  3. Step 3: Cross multiply
    88,724.91x = 122,440.25 × 56,893.73
  4. Step 4: Simplify right side
    88,724.91x = 6,966,082,240.16
  5. Step 5: Solve for x
    x = 6,966,082,240.16/88,724.91
  6. Step 6: Final answer
    x = 78,513.26

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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.