Home / 239,837.81-359,723.91-71,384.14

Finding the Fourth Proportional to 239,837.81, 359,723.91 and 71,384.14

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Solution

The fourth proportional to 239,837.81, 359,723.91 and 71,384.14 is: 107,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,837.81 : 359,723.91 = 71,384.14 : x
  2. Step 2: Convert to fraction form
    239,837.81/359,723.91 = 71,384.14/x
  3. Step 3: Cross multiply
    239,837.81x = 359,723.91 × 71,384.14
  4. Step 4: Simplify right side
    239,837.81x = 25,678,580,245.15
  5. Step 5: Solve for x
    x = 25,678,580,245.15/239,837.81
  6. Step 6: Final answer
    x = 107,066.44

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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.