Home / 176,259.88-243,148.52-112,530.70

Finding the Fourth Proportional to 176,259.88, 243,148.52 and 112,530.70

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Solution

The fourth proportional to 176,259.88, 243,148.52 and 112,530.70 is: 155,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,259.88 : 243,148.52 = 112,530.70 : x
  2. Step 2: Convert to fraction form
    176,259.88/243,148.52 = 112,530.70/x
  3. Step 3: Cross multiply
    176,259.88x = 243,148.52 × 112,530.70
  4. Step 4: Simplify right side
    176,259.88x = 27,361,673,159.56
  5. Step 5: Solve for x
    x = 27,361,673,159.56/176,259.88
  6. Step 6: Final answer
    x = 155,234.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.