Home / 107,545.50-161,283.71-35,482.20

Finding the Fourth Proportional to 107,545.50, 161,283.71 and 35,482.20

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Solution

The fourth proportional to 107,545.50, 161,283.71 and 35,482.20 is: 53,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,545.50 : 161,283.71 = 35,482.20 : x
  2. Step 2: Convert to fraction form
    107,545.50/161,283.71 = 35,482.20/x
  3. Step 3: Cross multiply
    107,545.50x = 161,283.71 × 35,482.20
  4. Step 4: Simplify right side
    107,545.50x = 5,722,701,046.49
  5. Step 5: Solve for x
    x = 5,722,701,046.49/107,545.50
  6. Step 6: Final answer
    x = 53,211.91

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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.