Home / 272,371.19-408,552.89-122,505.17

Finding the Fourth Proportional to 272,371.19, 408,552.89 and 122,505.17

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Solution

The fourth proportional to 272,371.19, 408,552.89 and 122,505.17 is: 183,756.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,371.19 : 408,552.89 = 122,505.17 : x
  2. Step 2: Convert to fraction form
    272,371.19/408,552.89 = 122,505.17/x
  3. Step 3: Cross multiply
    272,371.19x = 408,552.89 × 122,505.17
  4. Step 4: Simplify right side
    272,371.19x = 50,049,838,588.15
  5. Step 5: Solve for x
    x = 50,049,838,588.15/272,371.19
  6. Step 6: Final answer
    x = 183,756.00

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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.