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Finding the Fourth Proportional to 237,388.48, 356,081.62 and 97,147.12

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Solution

The fourth proportional to 237,388.48, 356,081.62 and 97,147.12 is: 145,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,388.48 : 356,081.62 = 97,147.12 : x
  2. Step 2: Convert to fraction form
    237,388.48/356,081.62 = 97,147.12/x
  3. Step 3: Cross multiply
    237,388.48x = 356,081.62 × 97,147.12
  4. Step 4: Simplify right side
    237,388.48x = 34,592,303,867.93
  5. Step 5: Solve for x
    x = 34,592,303,867.93/237,388.48
  6. Step 6: Final answer
    x = 145,720.23

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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.