Home / 299,242.13-448,947.59-121,876.43

Finding the Fourth Proportional to 299,242.13, 448,947.59 and 121,876.43

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Solution

The fourth proportional to 299,242.13, 448,947.59 and 121,876.43 is: 182,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,242.13 : 448,947.59 = 121,876.43 : x
  2. Step 2: Convert to fraction form
    299,242.13/448,947.59 = 121,876.43/x
  3. Step 3: Cross multiply
    299,242.13x = 448,947.59 × 121,876.43
  4. Step 4: Simplify right side
    299,242.13x = 54,716,126,672.18
  5. Step 5: Solve for x
    x = 54,716,126,672.18/299,242.13
  6. Step 6: Final answer
    x = 182,849.01

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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.