Home / 89,923.79-134,885.59-26,743.65

Finding the Fourth Proportional to 89,923.79, 134,885.59 and 26,743.65

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Solution

The fourth proportional to 89,923.79, 134,885.59 and 26,743.65 is: 40,115.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,923.79 : 134,885.59 = 26,743.65 : x
  2. Step 2: Convert to fraction form
    89,923.79/134,885.59 = 26,743.65/x
  3. Step 3: Cross multiply
    89,923.79x = 134,885.59 × 26,743.65
  4. Step 4: Simplify right side
    89,923.79x = 3,607,332,942.14
  5. Step 5: Solve for x
    x = 3,607,332,942.14/89,923.79
  6. Step 6: Final answer
    x = 40,115.45

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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.