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Finding the Fourth Proportional to 272,360.08, 375,902.79 and 157,641.80

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Solution

The fourth proportional to 272,360.08, 375,902.79 and 157,641.80 is: 217,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,360.08 : 375,902.79 = 157,641.80 : x
  2. Step 2: Convert to fraction form
    272,360.08/375,902.79 = 157,641.80/x
  3. Step 3: Cross multiply
    272,360.08x = 375,902.79 × 157,641.80
  4. Step 4: Simplify right side
    272,360.08x = 59,257,992,440.62
  5. Step 5: Solve for x
    x = 59,257,992,440.62/272,360.08
  6. Step 6: Final answer
    x = 217,572.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.