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Finding the Fourth Proportional to 60,083.91, 90,130.65 and 35,126.52

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Solution

The fourth proportional to 60,083.91, 90,130.65 and 35,126.52 is: 52,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,083.91 : 90,130.65 = 35,126.52 : x
  2. Step 2: Convert to fraction form
    60,083.91/90,130.65 = 35,126.52/x
  3. Step 3: Cross multiply
    60,083.91x = 90,130.65 × 35,126.52
  4. Step 4: Simplify right side
    60,083.91x = 3,165,976,079.84
  5. Step 5: Solve for x
    x = 3,165,976,079.84/60,083.91
  6. Step 6: Final answer
    x = 52,692.58

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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.