Home / 79,272.38-118,908.57-26,677.46

Finding the Fourth Proportional to 79,272.38, 118,908.57 and 26,677.46

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Solution

The fourth proportional to 79,272.38, 118,908.57 and 26,677.46 is: 40,016.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,272.38 : 118,908.57 = 26,677.46 : x
  2. Step 2: Convert to fraction form
    79,272.38/118,908.57 = 26,677.46/x
  3. Step 3: Cross multiply
    79,272.38x = 118,908.57 × 26,677.46
  4. Step 4: Simplify right side
    79,272.38x = 3,172,178,619.83
  5. Step 5: Solve for x
    x = 3,172,178,619.83/79,272.38
  6. Step 6: Final answer
    x = 40,016.19

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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.