Home / 239,555.38-359,394.64-89,797.72

Finding the Fourth Proportional to 239,555.38, 359,394.64 and 89,797.72

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Solution

The fourth proportional to 239,555.38, 359,394.64 and 89,797.72 is: 134,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,555.38 : 359,394.64 = 89,797.72 : x
  2. Step 2: Convert to fraction form
    239,555.38/359,394.64 = 89,797.72/x
  3. Step 3: Cross multiply
    239,555.38x = 359,394.64 × 89,797.72
  4. Step 4: Simplify right side
    239,555.38x = 32,272,819,252.22
  5. Step 5: Solve for x
    x = 32,272,819,252.22/239,555.38
  6. Step 6: Final answer
    x = 134,719.66

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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.