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Finding the Fourth Proportional to 60,121.98, 82,963.10 and 33,264.06

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Solution

The fourth proportional to 60,121.98, 82,963.10 and 33,264.06 is: 45,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,121.98 : 82,963.10 = 33,264.06 : x
  2. Step 2: Convert to fraction form
    60,121.98/82,963.10 = 33,264.06/x
  3. Step 3: Cross multiply
    60,121.98x = 82,963.10 × 33,264.06
  4. Step 4: Simplify right side
    60,121.98x = 2,759,689,536.19
  5. Step 5: Solve for x
    x = 2,759,689,536.19/60,121.98
  6. Step 6: Final answer
    x = 45,901.51

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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.