Home / 79,451.06-119,146.30-23,279.18

Finding the Fourth Proportional to 79,451.06, 119,146.30 and 23,279.18

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Solution

The fourth proportional to 79,451.06, 119,146.30 and 23,279.18 is: 34,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,451.06 : 119,146.30 = 23,279.18 : x
  2. Step 2: Convert to fraction form
    79,451.06/119,146.30 = 23,279.18/x
  3. Step 3: Cross multiply
    79,451.06x = 119,146.30 × 23,279.18
  4. Step 4: Simplify right side
    79,451.06x = 2,773,628,164.03
  5. Step 5: Solve for x
    x = 2,773,628,164.03/79,451.06
  6. Step 6: Final answer
    x = 34,909.90

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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.