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Finding the Fourth Proportional to 239,665.60, 359,155.82 and 175,986.08

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Solution

The fourth proportional to 239,665.60, 359,155.82 and 175,986.08 is: 263,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,665.60 : 359,155.82 = 175,986.08 : x
  2. Step 2: Convert to fraction form
    239,665.60/359,155.82 = 175,986.08/x
  3. Step 3: Cross multiply
    239,665.60x = 359,155.82 × 175,986.08
  4. Step 4: Simplify right side
    239,665.60x = 63,206,424,870.99
  5. Step 5: Solve for x
    x = 63,206,424,870.99/239,665.60
  6. Step 6: Final answer
    x = 263,727.56

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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.