Home / 113,742.48-170,638.68-34,862.64

Finding the Fourth Proportional to 113,742.48, 170,638.68 and 34,862.64

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Solution

The fourth proportional to 113,742.48, 170,638.68 and 34,862.64 is: 52,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,742.48 : 170,638.68 = 34,862.64 : x
  2. Step 2: Convert to fraction form
    113,742.48/170,638.68 = 34,862.64/x
  3. Step 3: Cross multiply
    113,742.48x = 170,638.68 × 34,862.64
  4. Step 4: Simplify right side
    113,742.48x = 5,948,914,870.92
  5. Step 5: Solve for x
    x = 5,948,914,870.92/113,742.48
  6. Step 6: Final answer
    x = 52,301.61

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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.