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Finding the Fourth Proportional to 88,884.79, 133,334.28 and 29,720.77

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Solution

The fourth proportional to 88,884.79, 133,334.28 and 29,720.77 is: 44,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,884.79 : 133,334.28 = 29,720.77 : x
  2. Step 2: Convert to fraction form
    88,884.79/133,334.28 = 29,720.77/x
  3. Step 3: Cross multiply
    88,884.79x = 133,334.28 × 29,720.77
  4. Step 4: Simplify right side
    88,884.79x = 3,962,797,469.00
  5. Step 5: Solve for x
    x = 3,962,797,469.00/88,884.79
  6. Step 6: Final answer
    x = 44,583.53

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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.