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Finding the Fourth Proportional to 224,897.88, 337,196.70 and 91,742.34

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Solution

The fourth proportional to 224,897.88, 337,196.70 and 91,742.34 is: 137,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,897.88 : 337,196.70 = 91,742.34 : x
  2. Step 2: Convert to fraction form
    224,897.88/337,196.70 = 91,742.34/x
  3. Step 3: Cross multiply
    224,897.88x = 337,196.70 × 91,742.34
  4. Step 4: Simplify right side
    224,897.88x = 30,935,214,298.28
  5. Step 5: Solve for x
    x = 30,935,214,298.28/224,897.88
  6. Step 6: Final answer
    x = 137,552.27

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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.