Home / 66,252.20-99,378.30-63,627.80

Finding the Fourth Proportional to 66,252.20, 99,378.30 and 63,627.80

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Solution

The fourth proportional to 66,252.20, 99,378.30 and 63,627.80 is: 95,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,252.20 : 99,378.30 = 63,627.80 : x
  2. Step 2: Convert to fraction form
    66,252.20/99,378.30 = 63,627.80/x
  3. Step 3: Cross multiply
    66,252.20x = 99,378.30 × 63,627.80
  4. Step 4: Simplify right side
    66,252.20x = 6,323,222,596.74
  5. Step 5: Solve for x
    x = 6,323,222,596.74/66,252.20
  6. Step 6: Final answer
    x = 95,441.70

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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.