Home / 225,531.99-311,341.46-140,773.59

Finding the Fourth Proportional to 225,531.99, 311,341.46 and 140,773.59

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Solution

The fourth proportional to 225,531.99, 311,341.46 and 140,773.59 is: 194,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,531.99 : 311,341.46 = 140,773.59 : x
  2. Step 2: Convert to fraction form
    225,531.99/311,341.46 = 140,773.59/x
  3. Step 3: Cross multiply
    225,531.99x = 311,341.46 × 140,773.59
  4. Step 4: Simplify right side
    225,531.99x = 43,828,654,336.17
  5. Step 5: Solve for x
    x = 43,828,654,336.17/225,531.99
  6. Step 6: Final answer
    x = 194,334.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.