Home / 84,817.16-127,225.42-22,488.20

Finding the Fourth Proportional to 84,817.16, 127,225.42 and 22,488.20

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Solution

The fourth proportional to 84,817.16, 127,225.42 and 22,488.20 is: 33,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,817.16 : 127,225.42 = 22,488.20 : x
  2. Step 2: Convert to fraction form
    84,817.16/127,225.42 = 22,488.20/x
  3. Step 3: Cross multiply
    84,817.16x = 127,225.42 × 22,488.20
  4. Step 4: Simplify right side
    84,817.16x = 2,861,070,690.04
  5. Step 5: Solve for x
    x = 2,861,070,690.04/84,817.16
  6. Step 6: Final answer
    x = 33,732.22

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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.