Home / 310,012.10-465,061.35-132,517.70

Finding the Fourth Proportional to 310,012.10, 465,061.35 and 132,517.70

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Solution

The fourth proportional to 310,012.10, 465,061.35 and 132,517.70 is: 198,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,012.10 : 465,061.35 = 132,517.70 : x
  2. Step 2: Convert to fraction form
    310,012.10/465,061.35 = 132,517.70/x
  3. Step 3: Cross multiply
    310,012.10x = 465,061.35 × 132,517.70
  4. Step 4: Simplify right side
    310,012.10x = 61,628,860,460.90
  5. Step 5: Solve for x
    x = 61,628,860,460.90/310,012.10
  6. Step 6: Final answer
    x = 198,795.02

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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.