Home / 109,446.62-151,022.88-61,037.19

Finding the Fourth Proportional to 109,446.62, 151,022.88 and 61,037.19

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Solution

The fourth proportional to 109,446.62, 151,022.88 and 61,037.19 is: 84,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,446.62 : 151,022.88 = 61,037.19 : x
  2. Step 2: Convert to fraction form
    109,446.62/151,022.88 = 61,037.19/x
  3. Step 3: Cross multiply
    109,446.62x = 151,022.88 × 61,037.19
  4. Step 4: Simplify right side
    109,446.62x = 9,218,012,220.91
  5. Step 5: Solve for x
    x = 9,218,012,220.91/109,446.62
  6. Step 6: Final answer
    x = 84,223.82

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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.