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Finding the Fourth Proportional to 59,126.28, 88,689.42 and 34,485

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Solution

The fourth proportional to 59,126.28, 88,689.42 and 34,485 is: 51,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,126.28 : 88,689.42 = 34,485 : x
  2. Step 2: Convert to fraction form
    59,126.28/88,689.42 = 34,485/x
  3. Step 3: Cross multiply
    59,126.28x = 88,689.42 × 34,485
  4. Step 4: Simplify right side
    59,126.28x = 3,058,454,648.70
  5. Step 5: Solve for x
    x = 3,058,454,648.70/59,126.28
  6. Step 6: Final answer
    x = 51,727.50

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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.