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Finding the Fourth Proportional to 73,088.89, 109,633.35 and 17,684.89

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Solution

The fourth proportional to 73,088.89, 109,633.35 and 17,684.89 is: 26,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,088.89 : 109,633.35 = 17,684.89 : x
  2. Step 2: Convert to fraction form
    73,088.89/109,633.35 = 17,684.89/x
  3. Step 3: Cross multiply
    73,088.89x = 109,633.35 × 17,684.89
  4. Step 4: Simplify right side
    73,088.89x = 1,938,854,198.70
  5. Step 5: Solve for x
    x = 1,938,854,198.70/73,088.89
  6. Step 6: Final answer
    x = 26,527.34

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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.