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Finding the Fourth Proportional to 224,938, 310,414.98 and 124,336

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Solution

The fourth proportional to 224,938, 310,414.98 and 124,336 is: 171,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,938 : 310,414.98 = 124,336 : x
  2. Step 2: Convert to fraction form
    224,938/310,414.98 = 124,336/x
  3. Step 3: Cross multiply
    224,938x = 310,414.98 × 124,336
  4. Step 4: Simplify right side
    224,938x = 38,595,756,953.28
  5. Step 5: Solve for x
    x = 38,595,756,953.28/224,938
  6. Step 6: Final answer
    x = 171,583.98

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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.