Home / 233,278.12-349,972.71-75,506.56

Finding the Fourth Proportional to 233,278.12, 349,972.71 and 75,506.56

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Solution

The fourth proportional to 233,278.12, 349,972.71 and 75,506.56 is: 113,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,278.12 : 349,972.71 = 75,506.56 : x
  2. Step 2: Convert to fraction form
    233,278.12/349,972.71 = 75,506.56/x
  3. Step 3: Cross multiply
    233,278.12x = 349,972.71 × 75,506.56
  4. Step 4: Simplify right side
    233,278.12x = 26,425,235,425.98
  5. Step 5: Solve for x
    x = 26,425,235,425.98/233,278.12
  6. Step 6: Final answer
    x = 113,277.81

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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.