Home / 247,535.18-341,539.98-140,105.20

Finding the Fourth Proportional to 247,535.18, 341,539.98 and 140,105.20

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Solution

The fourth proportional to 247,535.18, 341,539.98 and 140,105.20 is: 193,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,535.18 : 341,539.98 = 140,105.20 : x
  2. Step 2: Convert to fraction form
    247,535.18/341,539.98 = 140,105.20/x
  3. Step 3: Cross multiply
    247,535.18x = 341,539.98 × 140,105.20
  4. Step 4: Simplify right side
    247,535.18x = 47,851,527,205.90
  5. Step 5: Solve for x
    x = 47,851,527,205.90/247,535.18
  6. Step 6: Final answer
    x = 193,312.03

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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.