Home / 254,849.52-382,320.36-105,006.45

Finding the Fourth Proportional to 254,849.52, 382,320.36 and 105,006.45

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Solution

The fourth proportional to 254,849.52, 382,320.36 and 105,006.45 is: 157,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,849.52 : 382,320.36 = 105,006.45 : x
  2. Step 2: Convert to fraction form
    254,849.52/382,320.36 = 105,006.45/x
  3. Step 3: Cross multiply
    254,849.52x = 382,320.36 × 105,006.45
  4. Step 4: Simplify right side
    254,849.52x = 40,146,103,766.32
  5. Step 5: Solve for x
    x = 40,146,103,766.32/254,849.52
  6. Step 6: Final answer
    x = 157,528.66

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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.