Home / 52,169.72-78,233.31-25,527.20

Finding the Fourth Proportional to 52,169.72, 78,233.31 and 25,527.20

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Solution

The fourth proportional to 52,169.72, 78,233.31 and 25,527.20 is: 38,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,169.72 : 78,233.31 = 25,527.20 : x
  2. Step 2: Convert to fraction form
    52,169.72/78,233.31 = 25,527.20/x
  3. Step 3: Cross multiply
    52,169.72x = 78,233.31 × 25,527.20
  4. Step 4: Simplify right side
    52,169.72x = 1,997,076,959.87
  5. Step 5: Solve for x
    x = 1,997,076,959.87/52,169.72
  6. Step 6: Final answer
    x = 38,280.39

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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.