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Finding the Fourth Proportional to 337,368.85, 506,141.88 and 121,249.39

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Solution

The fourth proportional to 337,368.85, 506,141.88 and 121,249.39 is: 181,905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,368.85 : 506,141.88 = 121,249.39 : x
  2. Step 2: Convert to fraction form
    337,368.85/506,141.88 = 121,249.39/x
  3. Step 3: Cross multiply
    337,368.85x = 506,141.88 × 121,249.39
  4. Step 4: Simplify right side
    337,368.85x = 61,369,392,938.10
  5. Step 5: Solve for x
    x = 61,369,392,938.10/337,368.85
  6. Step 6: Final answer
    x = 181,905.93

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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.