Home / 247,555.68-341,627.76-134,378.52

Finding the Fourth Proportional to 247,555.68, 341,627.76 and 134,378.52

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Solution

The fourth proportional to 247,555.68, 341,627.76 and 134,378.52 is: 185,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,555.68 : 341,627.76 = 134,378.52 : x
  2. Step 2: Convert to fraction form
    247,555.68/341,627.76 = 134,378.52/x
  3. Step 3: Cross multiply
    247,555.68x = 341,627.76 × 134,378.52
  4. Step 4: Simplify right side
    247,555.68x = 45,907,432,779.72
  5. Step 5: Solve for x
    x = 45,907,432,779.72/247,555.68
  6. Step 6: Final answer
    x = 185,442.86

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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.