Home / 89,801.12-134,701.04-26,621.51

Finding the Fourth Proportional to 89,801.12, 134,701.04 and 26,621.51

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Solution

The fourth proportional to 89,801.12, 134,701.04 and 26,621.51 is: 39,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,801.12 : 134,701.04 = 26,621.51 : x
  2. Step 2: Convert to fraction form
    89,801.12/134,701.04 = 26,621.51/x
  3. Step 3: Cross multiply
    89,801.12x = 134,701.04 × 26,621.51
  4. Step 4: Simplify right side
    89,801.12x = 3,585,944,476.42
  5. Step 5: Solve for x
    x = 3,585,944,476.42/89,801.12
  6. Step 6: Final answer
    x = 39,932.07

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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.