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Finding the Fourth Proportional to 60,122.92, 90,114.66 and 22,659

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Solution

The fourth proportional to 60,122.92, 90,114.66 and 22,659 is: 33,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,122.92 : 90,114.66 = 22,659 : x
  2. Step 2: Convert to fraction form
    60,122.92/90,114.66 = 22,659/x
  3. Step 3: Cross multiply
    60,122.92x = 90,114.66 × 22,659
  4. Step 4: Simplify right side
    60,122.92x = 2,041,908,080.94
  5. Step 5: Solve for x
    x = 2,041,908,080.94/60,122.92
  6. Step 6: Final answer
    x = 33,962.22

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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.