Home / 272,264.20-408,542.10-122,527.60

Finding the Fourth Proportional to 272,264.20, 408,542.10 and 122,527.60

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Solution

The fourth proportional to 272,264.20, 408,542.10 and 122,527.60 is: 183,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,264.20 : 408,542.10 = 122,527.60 : x
  2. Step 2: Convert to fraction form
    272,264.20/408,542.10 = 122,527.60/x
  3. Step 3: Cross multiply
    272,264.20x = 408,542.10 × 122,527.60
  4. Step 4: Simplify right side
    272,264.20x = 50,057,683,011.96
  5. Step 5: Solve for x
    x = 50,057,683,011.96/272,264.20
  6. Step 6: Final answer
    x = 183,857.01

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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.