Home / 224,921.46-310,385.82-122,947.17

Finding the Fourth Proportional to 224,921.46, 310,385.82 and 122,947.17

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Solution

The fourth proportional to 224,921.46, 310,385.82 and 122,947.17 is: 169,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,921.46 : 310,385.82 = 122,947.17 : x
  2. Step 2: Convert to fraction form
    224,921.46/310,385.82 = 122,947.17/x
  3. Step 3: Cross multiply
    224,921.46x = 310,385.82 × 122,947.17
  4. Step 4: Simplify right side
    224,921.46x = 38,161,058,177.13
  5. Step 5: Solve for x
    x = 38,161,058,177.13/224,921.46
  6. Step 6: Final answer
    x = 169,663.93

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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.