Home / 41,109.28-61,612-34,266.40

Finding the Fourth Proportional to 41,109.28, 61,612 and 34,266.40

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Solution

The fourth proportional to 41,109.28, 61,612 and 34,266.40 is: 51,356.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,109.28 : 61,612 = 34,266.40 : x
  2. Step 2: Convert to fraction form
    41,109.28/61,612 = 34,266.40/x
  3. Step 3: Cross multiply
    41,109.28x = 61,612 × 34,266.40
  4. Step 4: Simplify right side
    41,109.28x = 2,111,221,436.80
  5. Step 5: Solve for x
    x = 2,111,221,436.80/41,109.28
  6. Step 6: Final answer
    x = 51,356.32

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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.