Home / 91,118.36-136,668.31-24,565.22

Finding the Fourth Proportional to 91,118.36, 136,668.31 and 24,565.22

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Solution

The fourth proportional to 91,118.36, 136,668.31 and 24,565.22 is: 36,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,118.36 : 136,668.31 = 24,565.22 : x
  2. Step 2: Convert to fraction form
    91,118.36/136,668.31 = 24,565.22/x
  3. Step 3: Cross multiply
    91,118.36x = 136,668.31 × 24,565.22
  4. Step 4: Simplify right side
    91,118.36x = 3,357,286,620.38
  5. Step 5: Solve for x
    x = 3,357,286,620.38/91,118.36
  6. Step 6: Final answer
    x = 36,845.34

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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.