Home / 90,204.40-135,360.04-50,256.82

Finding the Fourth Proportional to 90,204.40, 135,360.04 and 50,256.82

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Solution

The fourth proportional to 90,204.40, 135,360.04 and 50,256.82 is: 75,415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,204.40 : 135,360.04 = 50,256.82 : x
  2. Step 2: Convert to fraction form
    90,204.40/135,360.04 = 50,256.82/x
  3. Step 3: Cross multiply
    90,204.40x = 135,360.04 × 50,256.82
  4. Step 4: Simplify right side
    90,204.40x = 6,802,765,165.47
  5. Step 5: Solve for x
    x = 6,802,765,165.47/90,204.40
  6. Step 6: Final answer
    x = 75,415.00

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1.5x scale

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.