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Finding the Fourth Proportional to 124,337.40, 186,486.30 and 41,231.40

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Solution

The fourth proportional to 124,337.40, 186,486.30 and 41,231.40 is: 61,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,337.40 : 186,486.30 = 41,231.40 : x
  2. Step 2: Convert to fraction form
    124,337.40/186,486.30 = 41,231.40/x
  3. Step 3: Cross multiply
    124,337.40x = 186,486.30 × 41,231.40
  4. Step 4: Simplify right side
    124,337.40x = 7,689,091,229.82
  5. Step 5: Solve for x
    x = 7,689,091,229.82/124,337.40
  6. Step 6: Final answer
    x = 61,840.53

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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.