Home / 91,134.33-136,688.90-24,578.48

Finding the Fourth Proportional to 91,134.33, 136,688.90 and 24,578.48

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Solution

The fourth proportional to 91,134.33, 136,688.90 and 24,578.48 is: 36,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,134.33 : 136,688.90 = 24,578.48 : x
  2. Step 2: Convert to fraction form
    91,134.33/136,688.90 = 24,578.48/x
  3. Step 3: Cross multiply
    91,134.33x = 136,688.90 × 24,578.48
  4. Step 4: Simplify right side
    91,134.33x = 3,359,604,588.54
  5. Step 5: Solve for x
    x = 3,359,604,588.54/91,134.33
  6. Step 6: Final answer
    x = 36,864.31

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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.