Home / 79,013.62-118,517.27-43,545.25

Finding the Fourth Proportional to 79,013.62, 118,517.27 and 43,545.25

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Solution

The fourth proportional to 79,013.62, 118,517.27 and 43,545.25 is: 65,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,013.62 : 118,517.27 = 43,545.25 : x
  2. Step 2: Convert to fraction form
    79,013.62/118,517.27 = 43,545.25/x
  3. Step 3: Cross multiply
    79,013.62x = 118,517.27 × 43,545.25
  4. Step 4: Simplify right side
    79,013.62x = 5,160,863,637.45
  5. Step 5: Solve for x
    x = 5,160,863,637.45/79,013.62
  6. Step 6: Final answer
    x = 65,316.13

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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.