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Finding the Fourth Proportional to 273,320.90, 410,058.15 and 133,084.10

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Solution

The fourth proportional to 273,320.90, 410,058.15 and 133,084.10 is: 199,663.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,320.90 : 410,058.15 = 133,084.10 : x
  2. Step 2: Convert to fraction form
    273,320.90/410,058.15 = 133,084.10/x
  3. Step 3: Cross multiply
    273,320.90x = 410,058.15 × 133,084.10
  4. Step 4: Simplify right side
    273,320.90x = 54,572,219,840.42
  5. Step 5: Solve for x
    x = 54,572,219,840.42/273,320.90
  6. Step 6: Final answer
    x = 199,663.55

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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.