Home / 239,583.94-359,270.65-89,719.12

Finding the Fourth Proportional to 239,583.94, 359,270.65 and 89,719.12

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Solution

The fourth proportional to 239,583.94, 359,270.65 and 89,719.12 is: 134,539.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,583.94 : 359,270.65 = 89,719.12 : x
  2. Step 2: Convert to fraction form
    239,583.94/359,270.65 = 89,719.12/x
  3. Step 3: Cross multiply
    239,583.94x = 359,270.65 × 89,719.12
  4. Step 4: Simplify right side
    239,583.94x = 32,233,447,121.07
  5. Step 5: Solve for x
    x = 32,233,447,121.07/239,583.94
  6. Step 6: Final answer
    x = 134,539.27

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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.