Home / 113,278.71-169,907.09-34,393.62

Finding the Fourth Proportional to 113,278.71, 169,907.09 and 34,393.62

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Solution

The fourth proportional to 113,278.71, 169,907.09 and 34,393.62 is: 51,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,278.71 : 169,907.09 = 34,393.62 : x
  2. Step 2: Convert to fraction form
    113,278.71/169,907.09 = 34,393.62/x
  3. Step 3: Cross multiply
    113,278.71x = 169,907.09 × 34,393.62
  4. Step 4: Simplify right side
    113,278.71x = 5,843,720,353.95
  5. Step 5: Solve for x
    x = 5,843,720,353.95/113,278.71
  6. Step 6: Final answer
    x = 51,587.10

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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.