Home / 113,926.67-170,894.10-42,842.79

Finding the Fourth Proportional to 113,926.67, 170,894.10 and 42,842.79

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Solution

The fourth proportional to 113,926.67, 170,894.10 and 42,842.79 is: 64,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,926.67 : 170,894.10 = 42,842.79 : x
  2. Step 2: Convert to fraction form
    113,926.67/170,894.10 = 42,842.79/x
  3. Step 3: Cross multiply
    113,926.67x = 170,894.10 × 42,842.79
  4. Step 4: Simplify right side
    113,926.67x = 7,321,580,199.20
  5. Step 5: Solve for x
    x = 7,321,580,199.20/113,926.67
  6. Step 6: Final answer
    x = 64,265.73

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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.