Home / 247,869.90-342,059.54-140,460.48

Finding the Fourth Proportional to 247,869.90, 342,059.54 and 140,460.48

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Solution

The fourth proportional to 247,869.90, 342,059.54 and 140,460.48 is: 193,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,869.90 : 342,059.54 = 140,460.48 : x
  2. Step 2: Convert to fraction form
    247,869.90/342,059.54 = 140,460.48/x
  3. Step 3: Cross multiply
    247,869.90x = 342,059.54 × 140,460.48
  4. Step 4: Simplify right side
    247,869.90x = 48,045,846,474.68
  5. Step 5: Solve for x
    x = 48,045,846,474.68/247,869.90
  6. Step 6: Final answer
    x = 193,834.94

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1.5x scale

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.