Home / 88,682.28-122,397.32-52,874.56

Finding the Fourth Proportional to 88,682.28, 122,397.32 and 52,874.56

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Solution

The fourth proportional to 88,682.28, 122,397.32 and 52,874.56 is: 72,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,682.28 : 122,397.32 = 52,874.56 : x
  2. Step 2: Convert to fraction form
    88,682.28/122,397.32 = 52,874.56/x
  3. Step 3: Cross multiply
    88,682.28x = 122,397.32 × 52,874.56
  4. Step 4: Simplify right side
    88,682.28x = 6,471,704,440.18
  5. Step 5: Solve for x
    x = 6,471,704,440.18/88,682.28
  6. Step 6: Final answer
    x = 72,976.30

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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.