Home / 66,079.38-99,118.20-16,159.89

Finding the Fourth Proportional to 66,079.38, 99,118.20 and 16,159.89

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Solution

The fourth proportional to 66,079.38, 99,118.20 and 16,159.89 is: 24,239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,079.38 : 99,118.20 = 16,159.89 : x
  2. Step 2: Convert to fraction form
    66,079.38/99,118.20 = 16,159.89/x
  3. Step 3: Cross multiply
    66,079.38x = 99,118.20 × 16,159.89
  4. Step 4: Simplify right side
    66,079.38x = 1,601,739,209.00
  5. Step 5: Solve for x
    x = 1,601,739,209.00/66,079.38
  6. Step 6: Final answer
    x = 24,239.62

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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.