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Finding the Fourth Proportional to 239,594.56, 359,426.24 and 79,616.08

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Solution

The fourth proportional to 239,594.56, 359,426.24 and 79,616.08 is: 119,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,594.56 : 359,426.24 = 79,616.08 : x
  2. Step 2: Convert to fraction form
    239,594.56/359,426.24 = 79,616.08/x
  3. Step 3: Cross multiply
    239,594.56x = 359,426.24 × 79,616.08
  4. Step 4: Simplify right side
    239,594.56x = 28,616,108,277.94
  5. Step 5: Solve for x
    x = 28,616,108,277.94/239,594.56
  6. Step 6: Final answer
    x = 119,435.55

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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.