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Finding the Fourth Proportional to 115,774.67, 173,660.10 and 36,887.82

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Solution

The fourth proportional to 115,774.67, 173,660.10 and 36,887.82 is: 55,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,774.67 : 173,660.10 = 36,887.82 : x
  2. Step 2: Convert to fraction form
    115,774.67/173,660.10 = 36,887.82/x
  3. Step 3: Cross multiply
    115,774.67x = 173,660.10 × 36,887.82
  4. Step 4: Simplify right side
    115,774.67x = 6,405,942,509.98
  5. Step 5: Solve for x
    x = 6,405,942,509.98/115,774.67
  6. Step 6: Final answer
    x = 55,331.13

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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.