Home / 89,367.07-134,069.88-30,201.43

Finding the Fourth Proportional to 89,367.07, 134,069.88 and 30,201.43

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Solution

The fourth proportional to 89,367.07, 134,069.88 and 30,201.43 is: 45,308.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,367.07 : 134,069.88 = 30,201.43 : x
  2. Step 2: Convert to fraction form
    89,367.07/134,069.88 = 30,201.43/x
  3. Step 3: Cross multiply
    89,367.07x = 134,069.88 × 30,201.43
  4. Step 4: Simplify right side
    89,367.07x = 4,049,102,095.93
  5. Step 5: Solve for x
    x = 4,049,102,095.93/89,367.07
  6. Step 6: Final answer
    x = 45,308.66

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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.