Home / 231,909.06-347,994.90-98,775.48

Finding the Fourth Proportional to 231,909.06, 347,994.90 and 98,775.48

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Solution

The fourth proportional to 231,909.06, 347,994.90 and 98,775.48 is: 148,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,909.06 : 347,994.90 = 98,775.48 : x
  2. Step 2: Convert to fraction form
    231,909.06/347,994.90 = 98,775.48/x
  3. Step 3: Cross multiply
    231,909.06x = 347,994.90 × 98,775.48
  4. Step 4: Simplify right side
    231,909.06x = 34,373,363,285.05
  5. Step 5: Solve for x
    x = 34,373,363,285.05/231,909.06
  6. Step 6: Final answer
    x = 148,219.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.