Home / 254,272.22-381,426.57-67,281.50

Finding the Fourth Proportional to 254,272.22, 381,426.57 and 67,281.50

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Solution

The fourth proportional to 254,272.22, 381,426.57 and 67,281.50 is: 100,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,272.22 : 381,426.57 = 67,281.50 : x
  2. Step 2: Convert to fraction form
    254,272.22/381,426.57 = 67,281.50/x
  3. Step 3: Cross multiply
    254,272.22x = 381,426.57 × 67,281.50
  4. Step 4: Simplify right side
    254,272.22x = 25,662,951,769.46
  5. Step 5: Solve for x
    x = 25,662,951,769.46/254,272.22
  6. Step 6: Final answer
    x = 100,927.08

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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.