Home / 70,732.86-106,066.46-41,159.18

Finding the Fourth Proportional to 70,732.86, 106,066.46 and 41,159.18

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Solution

The fourth proportional to 70,732.86, 106,066.46 and 41,159.18 is: 61,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,732.86 : 106,066.46 = 41,159.18 : x
  2. Step 2: Convert to fraction form
    70,732.86/106,066.46 = 41,159.18/x
  3. Step 3: Cross multiply
    70,732.86x = 106,066.46 × 41,159.18
  4. Step 4: Simplify right side
    70,732.86x = 4,365,608,519.10
  5. Step 5: Solve for x
    x = 4,365,608,519.10/70,732.86
  6. Step 6: Final answer
    x = 61,719.67

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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.