Home / 84,132.14-116,073.20-53,934.12

Finding the Fourth Proportional to 84,132.14, 116,073.20 and 53,934.12

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Solution

The fourth proportional to 84,132.14, 116,073.20 and 53,934.12 is: 74,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,132.14 : 116,073.20 = 53,934.12 : x
  2. Step 2: Convert to fraction form
    84,132.14/116,073.20 = 53,934.12/x
  3. Step 3: Cross multiply
    84,132.14x = 116,073.20 × 53,934.12
  4. Step 4: Simplify right side
    84,132.14x = 6,260,305,627.91
  5. Step 5: Solve for x
    x = 6,260,305,627.91/84,132.14
  6. Step 6: Final answer
    x = 74,410.40

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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.