Home / 97,515.28-146,278.39-27,389.13

Finding the Fourth Proportional to 97,515.28, 146,278.39 and 27,389.13

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Solution

The fourth proportional to 97,515.28, 146,278.39 and 27,389.13 is: 41,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,515.28 : 146,278.39 = 27,389.13 : x
  2. Step 2: Convert to fraction form
    97,515.28/146,278.39 = 27,389.13/x
  3. Step 3: Cross multiply
    97,515.28x = 146,278.39 × 27,389.13
  4. Step 4: Simplify right side
    97,515.28x = 4,006,437,839.90
  5. Step 5: Solve for x
    x = 4,006,437,839.90/97,515.28
  6. Step 6: Final answer
    x = 41,085.23

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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.