Home / 66,077.16-99,115.12-16,157.46

Finding the Fourth Proportional to 66,077.16, 99,115.12 and 16,157.46

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Solution

The fourth proportional to 66,077.16, 99,115.12 and 16,157.46 is: 24,236.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,077.16 : 99,115.12 = 16,157.46 : x
  2. Step 2: Convert to fraction form
    66,077.16/99,115.12 = 16,157.46/x
  3. Step 3: Cross multiply
    66,077.16x = 99,115.12 × 16,157.46
  4. Step 4: Simplify right side
    66,077.16x = 1,601,448,586.80
  5. Step 5: Solve for x
    x = 1,601,448,586.80/66,077.16
  6. Step 6: Final answer
    x = 24,236.04

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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.