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Finding the Fourth Proportional to 60,129.98, 90,226.10 and 43,626.23

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Solution

The fourth proportional to 60,129.98, 90,226.10 and 43,626.23 is: 65,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,129.98 : 90,226.10 = 43,626.23 : x
  2. Step 2: Convert to fraction form
    60,129.98/90,226.10 = 43,626.23/x
  3. Step 3: Cross multiply
    60,129.98x = 90,226.10 × 43,626.23
  4. Step 4: Simplify right side
    60,129.98x = 3,936,224,372.47
  5. Step 5: Solve for x
    x = 3,936,224,372.47/60,129.98
  6. Step 6: Final answer
    x = 65,461.93

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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.