Home / 247,864.42-342,053.25-140,441.72

Finding the Fourth Proportional to 247,864.42, 342,053.25 and 140,441.72

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Solution

The fourth proportional to 247,864.42, 342,053.25 and 140,441.72 is: 193,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,864.42 : 342,053.25 = 140,441.72 : x
  2. Step 2: Convert to fraction form
    247,864.42/342,053.25 = 140,441.72/x
  3. Step 3: Cross multiply
    247,864.42x = 342,053.25 × 140,441.72
  4. Step 4: Simplify right side
    247,864.42x = 48,038,544,524.67
  5. Step 5: Solve for x
    x = 48,038,544,524.67/247,864.42
  6. Step 6: Final answer
    x = 193,809.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.