Home / 89,834.40-134,727.30-26,654.40

Finding the Fourth Proportional to 89,834.40, 134,727.30 and 26,654.40

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Solution

The fourth proportional to 89,834.40, 134,727.30 and 26,654.40 is: 39,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,834.40 : 134,727.30 = 26,654.40 : x
  2. Step 2: Convert to fraction form
    89,834.40/134,727.30 = 26,654.40/x
  3. Step 3: Cross multiply
    89,834.40x = 134,727.30 × 26,654.40
  4. Step 4: Simplify right side
    89,834.40x = 3,591,075,345.12
  5. Step 5: Solve for x
    x = 3,591,075,345.12/89,834.40
  6. Step 6: Final answer
    x = 39,974.39

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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.