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Finding the Fourth Proportional to 224,935.68, 310,409.28 and 124,331.52

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Solution

The fourth proportional to 224,935.68, 310,409.28 and 124,331.52 is: 171,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,935.68 : 310,409.28 = 124,331.52 : x
  2. Step 2: Convert to fraction form
    224,935.68/310,409.28 = 124,331.52/x
  3. Step 3: Cross multiply
    224,935.68x = 310,409.28 × 124,331.52
  4. Step 4: Simplify right side
    224,935.68x = 38,593,657,604.51
  5. Step 5: Solve for x
    x = 38,593,657,604.51/224,935.68
  6. Step 6: Final answer
    x = 171,576.42

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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.