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Finding the Fourth Proportional to 273,292.92, 377,144.74 and 152,442.03

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Solution

The fourth proportional to 273,292.92, 377,144.74 and 152,442.03 is: 210,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,292.92 : 377,144.74 = 152,442.03 : x
  2. Step 2: Convert to fraction form
    273,292.92/377,144.74 = 152,442.03/x
  3. Step 3: Cross multiply
    273,292.92x = 377,144.74 × 152,442.03
  4. Step 4: Simplify right side
    273,292.92x = 57,492,711,374.27
  5. Step 5: Solve for x
    x = 57,492,711,374.27/273,292.92
  6. Step 6: Final answer
    x = 210,370.29

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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.