Home / 113,278.76-169,907.15-34,393.67

Finding the Fourth Proportional to 113,278.76, 169,907.15 and 34,393.67

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Solution

The fourth proportional to 113,278.76, 169,907.15 and 34,393.67 is: 51,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,278.76 : 169,907.15 = 34,393.67 : x
  2. Step 2: Convert to fraction form
    113,278.76/169,907.15 = 34,393.67/x
  3. Step 3: Cross multiply
    113,278.76x = 169,907.15 × 34,393.67
  4. Step 4: Simplify right side
    113,278.76x = 5,843,729,426.24
  5. Step 5: Solve for x
    x = 5,843,729,426.24/113,278.76
  6. Step 6: Final answer
    x = 51,587.16

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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.