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Finding the Fourth Proportional to 223,828.17, 335,475.19 and 155,992.87

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Solution

The fourth proportional to 223,828.17, 335,475.19 and 155,992.87 is: 233,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,828.17 : 335,475.19 = 155,992.87 : x
  2. Step 2: Convert to fraction form
    223,828.17/335,475.19 = 155,992.87/x
  3. Step 3: Cross multiply
    223,828.17x = 335,475.19 × 155,992.87
  4. Step 4: Simplify right side
    223,828.17x = 52,331,737,701.90
  5. Step 5: Solve for x
    x = 52,331,737,701.90/223,828.17
  6. Step 6: Final answer
    x = 233,803.18

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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.