Home / 247,788.74-342,002.88-162,913.70

Finding the Fourth Proportional to 247,788.74, 342,002.88 and 162,913.70

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Solution

The fourth proportional to 247,788.74, 342,002.88 and 162,913.70 is: 224,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,788.74 : 342,002.88 = 162,913.70 : x
  2. Step 2: Convert to fraction form
    247,788.74/342,002.88 = 162,913.70/x
  3. Step 3: Cross multiply
    247,788.74x = 342,002.88 × 162,913.70
  4. Step 4: Simplify right side
    247,788.74x = 55,716,954,591.46
  5. Step 5: Solve for x
    x = 55,716,954,591.46/247,788.74
  6. Step 6: Final answer
    x = 224,856.68

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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.