Home / 162,842.14-243,902.31-125,124.58

Finding the Fourth Proportional to 162,842.14, 243,902.31 and 125,124.58

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Solution

The fourth proportional to 162,842.14, 243,902.31 and 125,124.58 is: 187,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,842.14 : 243,902.31 = 125,124.58 : x
  2. Step 2: Convert to fraction form
    162,842.14/243,902.31 = 125,124.58/x
  3. Step 3: Cross multiply
    162,842.14x = 243,902.31 × 125,124.58
  4. Step 4: Simplify right side
    162,842.14x = 30,518,174,099.78
  5. Step 5: Solve for x
    x = 30,518,174,099.78/162,842.14
  6. Step 6: Final answer
    x = 187,409.56

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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.