Home / 140,839.84-211,117.52-88,286.16

Finding the Fourth Proportional to 140,839.84, 211,117.52 and 88,286.16

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Solution

The fourth proportional to 140,839.84, 211,117.52 and 88,286.16 is: 132,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,839.84 : 211,117.52 = 88,286.16 : x
  2. Step 2: Convert to fraction form
    140,839.84/211,117.52 = 88,286.16/x
  3. Step 3: Cross multiply
    140,839.84x = 211,117.52 × 88,286.16
  4. Step 4: Simplify right side
    140,839.84x = 18,638,755,149.52
  5. Step 5: Solve for x
    x = 18,638,755,149.52/140,839.84
  6. Step 6: Final answer
    x = 132,340.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.