Home / 162,829.62-243,883.56-125,112.06

Finding the Fourth Proportional to 162,829.62, 243,883.56 and 125,112.06

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Solution

The fourth proportional to 162,829.62, 243,883.56 and 125,112.06 is: 187,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,829.62 : 243,883.56 = 125,112.06 : x
  2. Step 2: Convert to fraction form
    162,829.62/243,883.56 = 125,112.06/x
  3. Step 3: Cross multiply
    162,829.62x = 243,883.56 × 125,112.06
  4. Step 4: Simplify right side
    162,829.62x = 30,512,774,591.73
  5. Step 5: Solve for x
    x = 30,512,774,591.73/162,829.62
  6. Step 6: Final answer
    x = 187,390.81

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1.5x scale

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.