Home / 254,784.96-382,331.04-88,689.60

Finding the Fourth Proportional to 254,784.96, 382,331.04 and 88,689.60

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Solution

The fourth proportional to 254,784.96, 382,331.04 and 88,689.60 is: 133,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,784.96 : 382,331.04 = 88,689.60 : x
  2. Step 2: Convert to fraction form
    254,784.96/382,331.04 = 88,689.60/x
  3. Step 3: Cross multiply
    254,784.96x = 382,331.04 × 88,689.60
  4. Step 4: Simplify right side
    254,784.96x = 33,908,787,005.18
  5. Step 5: Solve for x
    x = 33,908,787,005.18/254,784.96
  6. Step 6: Final answer
    x = 133,087.87

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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.