Home / 88,906.32-122,632.92-57,024.72

Finding the Fourth Proportional to 88,906.32, 122,632.92 and 57,024.72

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Solution

The fourth proportional to 88,906.32, 122,632.92 and 57,024.72 is: 78,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,906.32 : 122,632.92 = 57,024.72 : x
  2. Step 2: Convert to fraction form
    88,906.32/122,632.92 = 57,024.72/x
  3. Step 3: Cross multiply
    88,906.32x = 122,632.92 × 57,024.72
  4. Step 4: Simplify right side
    88,906.32x = 6,993,107,925.78
  5. Step 5: Solve for x
    x = 6,993,107,925.78/88,906.32
  6. Step 6: Final answer
    x = 78,657.04

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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.