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Finding the Fourth Proportional to 66,279.58, 99,347.28 and 33,024.22

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Solution

The fourth proportional to 66,279.58, 99,347.28 and 33,024.22 is: 49,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,279.58 : 99,347.28 = 33,024.22 : x
  2. Step 2: Convert to fraction form
    66,279.58/99,347.28 = 33,024.22/x
  3. Step 3: Cross multiply
    66,279.58x = 99,347.28 × 33,024.22
  4. Step 4: Simplify right side
    66,279.58x = 3,280,866,431.12
  5. Step 5: Solve for x
    x = 3,280,866,431.12/66,279.58
  6. Step 6: Final answer
    x = 49,500.41

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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.