Home / 113,180.40-169,788.21-34,275.87

Finding the Fourth Proportional to 113,180.40, 169,788.21 and 34,275.87

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Solution

The fourth proportional to 113,180.40, 169,788.21 and 34,275.87 is: 51,419.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,180.40 : 169,788.21 = 34,275.87 : x
  2. Step 2: Convert to fraction form
    113,180.40/169,788.21 = 34,275.87/x
  3. Step 3: Cross multiply
    113,180.40x = 169,788.21 × 34,275.87
  4. Step 4: Simplify right side
    113,180.40x = 5,819,638,613.49
  5. Step 5: Solve for x
    x = 5,819,638,613.49/113,180.40
  6. Step 6: Final answer
    x = 51,419.14

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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.