Home / 252,814.05-379,275.77-75,335.36

Finding the Fourth Proportional to 252,814.05, 379,275.77 and 75,335.36

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Solution

The fourth proportional to 252,814.05, 379,275.77 and 75,335.36 is: 113,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,814.05 : 379,275.77 = 75,335.36 : x
  2. Step 2: Convert to fraction form
    252,814.05/379,275.77 = 75,335.36/x
  3. Step 3: Cross multiply
    252,814.05x = 379,275.77 × 75,335.36
  4. Step 4: Simplify right side
    252,814.05x = 28,572,875,347.36
  5. Step 5: Solve for x
    x = 28,572,875,347.36/252,814.05
  6. Step 6: Final answer
    x = 113,019.33

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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.