Home / 109,982.79-165,036.60-59,381.14

Finding the Fourth Proportional to 109,982.79, 165,036.60 and 59,381.14

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Solution

The fourth proportional to 109,982.79, 165,036.60 and 59,381.14 is: 89,105.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,982.79 : 165,036.60 = 59,381.14 : x
  2. Step 2: Convert to fraction form
    109,982.79/165,036.60 = 59,381.14/x
  3. Step 3: Cross multiply
    109,982.79x = 165,036.60 × 59,381.14
  4. Step 4: Simplify right side
    109,982.79x = 9,800,060,822.23
  5. Step 5: Solve for x
    x = 9,800,060,822.23/109,982.79
  6. Step 6: Final answer
    x = 89,105.41

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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.