Home / 113,734.90-170,632.58-38,854.90

Finding the Fourth Proportional to 113,734.90, 170,632.58 and 38,854.90

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Solution

The fourth proportional to 113,734.90, 170,632.58 and 38,854.90 is: 58,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.90 : 170,632.58 = 38,854.90 : x
  2. Step 2: Convert to fraction form
    113,734.90/170,632.58 = 38,854.90/x
  3. Step 3: Cross multiply
    113,734.90x = 170,632.58 × 38,854.90
  4. Step 4: Simplify right side
    113,734.90x = 6,629,911,211.79
  5. Step 5: Solve for x
    x = 6,629,911,211.79/113,734.90
  6. Step 6: Final answer
    x = 58,292.67

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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.