Home / 91,005.36-136,508.34-27,825.24

Finding the Fourth Proportional to 91,005.36, 136,508.34 and 27,825.24

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Solution

The fourth proportional to 91,005.36, 136,508.34 and 27,825.24 is: 41,737.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,005.36 : 136,508.34 = 27,825.24 : x
  2. Step 2: Convert to fraction form
    91,005.36/136,508.34 = 27,825.24/x
  3. Step 3: Cross multiply
    91,005.36x = 136,508.34 × 27,825.24
  4. Step 4: Simplify right side
    91,005.36x = 3,798,377,938.75
  5. Step 5: Solve for x
    x = 3,798,377,938.75/91,005.36
  6. Step 6: Final answer
    x = 41,737.96

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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.