Home / 235,508.05-353,263.10-75,608.28

Finding the Fourth Proportional to 235,508.05, 353,263.10 and 75,608.28

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Solution

The fourth proportional to 235,508.05, 353,263.10 and 75,608.28 is: 113,412.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,508.05 : 353,263.10 = 75,608.28 : x
  2. Step 2: Convert to fraction form
    235,508.05/353,263.10 = 75,608.28/x
  3. Step 3: Cross multiply
    235,508.05x = 353,263.10 × 75,608.28
  4. Step 4: Simplify right side
    235,508.05x = 26,709,615,567.49
  5. Step 5: Solve for x
    x = 26,709,615,567.49/235,508.05
  6. Step 6: Final answer
    x = 113,412.75

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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.