Home / 239,724.40-359,975.40-161,186.80

Finding the Fourth Proportional to 239,724.40, 359,975.40 and 161,186.80

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Solution

The fourth proportional to 239,724.40, 359,975.40 and 161,186.80 is: 242,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,724.40 : 359,975.40 = 161,186.80 : x
  2. Step 2: Convert to fraction form
    239,724.40/359,975.40 = 161,186.80/x
  3. Step 3: Cross multiply
    239,724.40x = 359,975.40 × 161,186.80
  4. Step 4: Simplify right side
    239,724.40x = 58,023,282,804.72
  5. Step 5: Solve for x
    x = 58,023,282,804.72/239,724.40
  6. Step 6: Final answer
    x = 242,041.62

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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.