Home / 179,124.60-268,298.10-148,020.60

Finding the Fourth Proportional to 179,124.60, 268,298.10 and 148,020.60

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Solution

The fourth proportional to 179,124.60, 268,298.10 and 148,020.60 is: 221,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,124.60 : 268,298.10 = 148,020.60 : x
  2. Step 2: Convert to fraction form
    179,124.60/268,298.10 = 148,020.60/x
  3. Step 3: Cross multiply
    179,124.60x = 268,298.10 × 148,020.60
  4. Step 4: Simplify right side
    179,124.60x = 39,713,645,740.86
  5. Step 5: Solve for x
    x = 39,713,645,740.86/179,124.60
  6. Step 6: Final answer
    x = 221,709.61

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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.