Home / 253,990.10-350,522.06-140,812.85

Finding the Fourth Proportional to 253,990.10, 350,522.06 and 140,812.85

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Solution

The fourth proportional to 253,990.10, 350,522.06 and 140,812.85 is: 194,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,990.10 : 350,522.06 = 140,812.85 : x
  2. Step 2: Convert to fraction form
    253,990.10/350,522.06 = 140,812.85/x
  3. Step 3: Cross multiply
    253,990.10x = 350,522.06 × 140,812.85
  4. Step 4: Simplify right side
    253,990.10x = 49,358,010,428.71
  5. Step 5: Solve for x
    x = 49,358,010,428.71/253,990.10
  6. Step 6: Final answer
    x = 194,330.45

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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.