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Finding the Fourth Proportional to 66,454.60, 99,543.44 and 33,073.44

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Solution

The fourth proportional to 66,454.60, 99,543.44 and 33,073.44 is: 49,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,454.60 : 99,543.44 = 33,073.44 : x
  2. Step 2: Convert to fraction form
    66,454.60/99,543.44 = 33,073.44/x
  3. Step 3: Cross multiply
    66,454.60x = 99,543.44 × 33,073.44
  4. Step 4: Simplify right side
    66,454.60x = 3,292,243,990.23
  5. Step 5: Solve for x
    x = 3,292,243,990.23/66,454.60
  6. Step 6: Final answer
    x = 49,541.25

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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.