Home / 239,960.34-359,959.64-82,190.16

Finding the Fourth Proportional to 239,960.34, 359,959.64 and 82,190.16

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Solution

The fourth proportional to 239,960.34, 359,959.64 and 82,190.16 is: 123,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,960.34 : 359,959.64 = 82,190.16 : x
  2. Step 2: Convert to fraction form
    239,960.34/359,959.64 = 82,190.16/x
  3. Step 3: Cross multiply
    239,960.34x = 359,959.64 × 82,190.16
  4. Step 4: Simplify right side
    239,960.34x = 29,585,139,994.19
  5. Step 5: Solve for x
    x = 29,585,139,994.19/239,960.34
  6. Step 6: Final answer
    x = 123,291.79

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1.5x scale

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.