Home / 88,960.91-122,767.56-48,678.18

Finding the Fourth Proportional to 88,960.91, 122,767.56 and 48,678.18

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Solution

The fourth proportional to 88,960.91, 122,767.56 and 48,678.18 is: 67,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,960.91 : 122,767.56 = 48,678.18 : x
  2. Step 2: Convert to fraction form
    88,960.91/122,767.56 = 48,678.18/x
  3. Step 3: Cross multiply
    88,960.91x = 122,767.56 × 48,678.18
  4. Step 4: Simplify right side
    88,960.91x = 5,976,101,383.84
  5. Step 5: Solve for x
    x = 5,976,101,383.84/88,960.91
  6. Step 6: Final answer
    x = 67,176.72

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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.