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Finding the Fourth Proportional to 123,335.98, 184,890.56 and 44,430.91

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Solution

The fourth proportional to 123,335.98, 184,890.56 and 44,430.91 is: 66,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,335.98 : 184,890.56 = 44,430.91 : x
  2. Step 2: Convert to fraction form
    123,335.98/184,890.56 = 44,430.91/x
  3. Step 3: Cross multiply
    123,335.98x = 184,890.56 × 44,430.91
  4. Step 4: Simplify right side
    123,335.98x = 8,214,854,906.76
  5. Step 5: Solve for x
    x = 8,214,854,906.76/123,335.98
  6. Step 6: Final answer
    x = 66,605.51

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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.