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Finding the Fourth Proportional to 273,691.17, 377,695.67 and 152,833.91

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Solution

The fourth proportional to 273,691.17, 377,695.67 and 152,833.91 is: 210,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,691.17 : 377,695.67 = 152,833.91 : x
  2. Step 2: Convert to fraction form
    273,691.17/377,695.67 = 152,833.91/x
  3. Step 3: Cross multiply
    273,691.17x = 377,695.67 × 152,833.91
  4. Step 4: Simplify right side
    273,691.17x = 57,724,703,383.52
  5. Step 5: Solve for x
    x = 57,724,703,383.52/273,691.17
  6. Step 6: Final answer
    x = 210,911.82

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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.