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Finding the Fourth Proportional to 60,251.55, 83,128.13 and 34,754.49

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Solution

The fourth proportional to 60,251.55, 83,128.13 and 34,754.49 is: 47,950.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,251.55 : 83,128.13 = 34,754.49 : x
  2. Step 2: Convert to fraction form
    60,251.55/83,128.13 = 34,754.49/x
  3. Step 3: Cross multiply
    60,251.55x = 83,128.13 × 34,754.49
  4. Step 4: Simplify right side
    60,251.55x = 2,889,075,589.03
  5. Step 5: Solve for x
    x = 2,889,075,589.03/60,251.55
  6. Step 6: Final answer
    x = 47,950.23

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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.