Home / 156,538.98-234,699.03-49,887.18

Finding the Fourth Proportional to 156,538.98, 234,699.03 and 49,887.18

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Solution

The fourth proportional to 156,538.98, 234,699.03 and 49,887.18 is: 74,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,538.98 : 234,699.03 = 49,887.18 : x
  2. Step 2: Convert to fraction form
    156,538.98/234,699.03 = 49,887.18/x
  3. Step 3: Cross multiply
    156,538.98x = 234,699.03 × 49,887.18
  4. Step 4: Simplify right side
    156,538.98x = 11,708,472,755.44
  5. Step 5: Solve for x
    x = 11,708,472,755.44/156,538.98
  6. Step 6: Final answer
    x = 74,795.89

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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.