Home / 154,377.22-231,565.83-43,569.22

Finding the Fourth Proportional to 154,377.22, 231,565.83 and 43,569.22

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Solution

The fourth proportional to 154,377.22, 231,565.83 and 43,569.22 is: 65,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,377.22 : 231,565.83 = 43,569.22 : x
  2. Step 2: Convert to fraction form
    154,377.22/231,565.83 = 43,569.22/x
  3. Step 3: Cross multiply
    154,377.22x = 231,565.83 × 43,569.22
  4. Step 4: Simplify right side
    154,377.22x = 10,089,142,591.75
  5. Step 5: Solve for x
    x = 10,089,142,591.75/154,377.22
  6. Step 6: Final answer
    x = 65,353.83

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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.