Home / 239,711.67-359,474.09-89,870.22

Finding the Fourth Proportional to 239,711.67, 359,474.09 and 89,870.22

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Solution

The fourth proportional to 239,711.67, 359,474.09 and 89,870.22 is: 134,770.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,711.67 : 359,474.09 = 89,870.22 : x
  2. Step 2: Convert to fraction form
    239,711.67/359,474.09 = 89,870.22/x
  3. Step 3: Cross multiply
    239,711.67x = 359,474.09 × 89,870.22
  4. Step 4: Simplify right side
    239,711.67x = 32,306,015,103.25
  5. Step 5: Solve for x
    x = 32,306,015,103.25/239,711.67
  6. Step 6: Final answer
    x = 134,770.31

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1.5x scale

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.