Home / 247,904.08-342,100.56-140,508.88

Finding the Fourth Proportional to 247,904.08, 342,100.56 and 140,508.88

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Solution

The fourth proportional to 247,904.08, 342,100.56 and 140,508.88 is: 193,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,904.08 : 342,100.56 = 140,508.88 : x
  2. Step 2: Convert to fraction form
    247,904.08/342,100.56 = 140,508.88/x
  3. Step 3: Cross multiply
    247,904.08x = 342,100.56 × 140,508.88
  4. Step 4: Simplify right side
    247,904.08x = 48,068,166,532.97
  5. Step 5: Solve for x
    x = 48,068,166,532.97/247,904.08
  6. Step 6: Final answer
    x = 193,898.25

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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.