Home / 254,960.55-382,112.78-155,014.65

Finding the Fourth Proportional to 254,960.55, 382,112.78 and 155,014.65

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Solution

The fourth proportional to 254,960.55, 382,112.78 and 155,014.65 is: 232,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,960.55 : 382,112.78 = 155,014.65 : x
  2. Step 2: Convert to fraction form
    254,960.55/382,112.78 = 155,014.65/x
  3. Step 3: Cross multiply
    254,960.55x = 382,112.78 × 155,014.65
  4. Step 4: Simplify right side
    254,960.55x = 59,233,078,077.15
  5. Step 5: Solve for x
    x = 59,233,078,077.15/254,960.55
  6. Step 6: Final answer
    x = 232,322.52

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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.