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Finding the Fourth Proportional to 239,380.93, 359,083.70 and 61,889.48

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Solution

The fourth proportional to 239,380.93, 359,083.70 and 61,889.48 is: 92,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,380.93 : 359,083.70 = 61,889.48 : x
  2. Step 2: Convert to fraction form
    239,380.93/359,083.70 = 61,889.48/x
  3. Step 3: Cross multiply
    239,380.93x = 359,083.70 × 61,889.48
  4. Step 4: Simplify right side
    239,380.93x = 22,223,502,943.26
  5. Step 5: Solve for x
    x = 22,223,502,943.26/239,380.93
  6. Step 6: Final answer
    x = 92,837.40

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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.