Home / 178,767.96-268,151.90-45,643.46

Finding the Fourth Proportional to 178,767.96, 268,151.90 and 45,643.46

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Solution

The fourth proportional to 178,767.96, 268,151.90 and 45,643.46 is: 68,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,767.96 : 268,151.90 = 45,643.46 : x
  2. Step 2: Convert to fraction form
    178,767.96/268,151.90 = 45,643.46/x
  3. Step 3: Cross multiply
    178,767.96x = 268,151.90 × 45,643.46
  4. Step 4: Simplify right side
    178,767.96x = 12,239,380,521.57
  5. Step 5: Solve for x
    x = 12,239,380,521.57/178,767.96
  6. Step 6: Final answer
    x = 68,465.18

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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.