Home / 71,341.45-107,019.25-26,374.58

Finding the Fourth Proportional to 71,341.45, 107,019.25 and 26,374.58

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Solution

The fourth proportional to 71,341.45, 107,019.25 and 26,374.58 is: 39,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,341.45 : 107,019.25 = 26,374.58 : x
  2. Step 2: Convert to fraction form
    71,341.45/107,019.25 = 26,374.58/x
  3. Step 3: Cross multiply
    71,341.45x = 107,019.25 × 26,374.58
  4. Step 4: Simplify right side
    71,341.45x = 2,822,587,770.67
  5. Step 5: Solve for x
    x = 2,822,587,770.67/71,341.45
  6. Step 6: Final answer
    x = 39,564.49

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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.