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Finding the Fourth Proportional to 273,335.15, 410,079.53 and 133,098.35

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Solution

The fourth proportional to 273,335.15, 410,079.53 and 133,098.35 is: 199,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,335.15 : 410,079.53 = 133,098.35 : x
  2. Step 2: Convert to fraction form
    273,335.15/410,079.53 = 133,098.35/x
  3. Step 3: Cross multiply
    273,335.15x = 410,079.53 × 133,098.35
  4. Step 4: Simplify right side
    273,335.15x = 54,580,908,146.28
  5. Step 5: Solve for x
    x = 54,580,908,146.28/273,335.15
  6. Step 6: Final answer
    x = 199,684.92

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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.