Home / 107,865.24-148,854.72-60,121.62

Finding the Fourth Proportional to 107,865.24, 148,854.72 and 60,121.62

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Solution

The fourth proportional to 107,865.24, 148,854.72 and 60,121.62 is: 82,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,865.24 : 148,854.72 = 60,121.62 : x
  2. Step 2: Convert to fraction form
    107,865.24/148,854.72 = 60,121.62/x
  3. Step 3: Cross multiply
    107,865.24x = 148,854.72 × 60,121.62
  4. Step 4: Simplify right side
    107,865.24x = 8,949,386,911.05
  5. Step 5: Solve for x
    x = 8,949,386,911.05/107,865.24
  6. Step 6: Final answer
    x = 82,968.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.