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Finding the Fourth Proportional to 75,156.04, 112,745.04 and 22,569.67

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Solution

The fourth proportional to 75,156.04, 112,745.04 and 22,569.67 is: 33,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,156.04 : 112,745.04 = 22,569.67 : x
  2. Step 2: Convert to fraction form
    75,156.04/112,745.04 = 22,569.67/x
  3. Step 3: Cross multiply
    75,156.04x = 112,745.04 × 22,569.67
  4. Step 4: Simplify right side
    75,156.04x = 2,544,618,346.94
  5. Step 5: Solve for x
    x = 2,544,618,346.94/75,156.04
  6. Step 6: Final answer
    x = 33,857.80

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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.