Home / 48,119.90-72,179.87-25,943.72

Finding the Fourth Proportional to 48,119.90, 72,179.87 and 25,943.72

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Solution

The fourth proportional to 48,119.90, 72,179.87 and 25,943.72 is: 38,915.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,119.90 : 72,179.87 = 25,943.72 : x
  2. Step 2: Convert to fraction form
    48,119.90/72,179.87 = 25,943.72/x
  3. Step 3: Cross multiply
    48,119.90x = 72,179.87 × 25,943.72
  4. Step 4: Simplify right side
    48,119.90x = 1,872,613,846.30
  5. Step 5: Solve for x
    x = 1,872,613,846.30/48,119.90
  6. Step 6: Final answer
    x = 38,915.58

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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.