Home / 254,896.52-382,320.05-77,405.04

Finding the Fourth Proportional to 254,896.52, 382,320.05 and 77,405.04

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Solution

The fourth proportional to 254,896.52, 382,320.05 and 77,405.04 is: 116,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,896.52 : 382,320.05 = 77,405.04 : x
  2. Step 2: Convert to fraction form
    254,896.52/382,320.05 = 77,405.04/x
  3. Step 3: Cross multiply
    254,896.52x = 382,320.05 × 77,405.04
  4. Step 4: Simplify right side
    254,896.52x = 29,593,498,376.03
  5. Step 5: Solve for x
    x = 29,593,498,376.03/254,896.52
  6. Step 6: Final answer
    x = 116,100.05

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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.