Home / 89,668.58-134,471.43-26,471.84

Finding the Fourth Proportional to 89,668.58, 134,471.43 and 26,471.84

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Solution

The fourth proportional to 89,668.58, 134,471.43 and 26,471.84 is: 39,698.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,668.58 : 134,471.43 = 26,471.84 : x
  2. Step 2: Convert to fraction form
    89,668.58/134,471.43 = 26,471.84/x
  3. Step 3: Cross multiply
    89,668.58x = 134,471.43 × 26,471.84
  4. Step 4: Simplify right side
    89,668.58x = 3,559,705,507.17
  5. Step 5: Solve for x
    x = 3,559,705,507.17/89,668.58
  6. Step 6: Final answer
    x = 39,698.47

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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.