Home / 238,632.14-357,872.58-80,823.69

Finding the Fourth Proportional to 238,632.14, 357,872.58 and 80,823.69

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Solution

The fourth proportional to 238,632.14, 357,872.58 and 80,823.69 is: 121,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,632.14 : 357,872.58 = 80,823.69 : x
  2. Step 2: Convert to fraction form
    238,632.14/357,872.58 = 80,823.69/x
  3. Step 3: Cross multiply
    238,632.14x = 357,872.58 × 80,823.69
  4. Step 4: Simplify right side
    238,632.14x = 28,924,582,465.42
  5. Step 5: Solve for x
    x = 28,924,582,465.42/238,632.14
  6. Step 6: Final answer
    x = 121,209.92

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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.