Home / 113,451-170,233.92-46,938.86

Finding the Fourth Proportional to 113,451, 170,233.92 and 46,938.86

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Solution

The fourth proportional to 113,451, 170,233.92 and 46,938.86 is: 70,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,451 : 170,233.92 = 46,938.86 : x
  2. Step 2: Convert to fraction form
    113,451/170,233.92 = 46,938.86/x
  3. Step 3: Cross multiply
    113,451x = 170,233.92 × 46,938.86
  4. Step 4: Simplify right side
    113,451x = 7,990,586,138.13
  5. Step 5: Solve for x
    x = 7,990,586,138.13/113,451
  6. Step 6: Final answer
    x = 70,432.05

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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.