Home / 89,370.08-134,055-22,810.20

Finding the Fourth Proportional to 89,370.08, 134,055 and 22,810.20

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Solution

The fourth proportional to 89,370.08, 134,055 and 22,810.20 is: 34,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,370.08 : 134,055 = 22,810.20 : x
  2. Step 2: Convert to fraction form
    89,370.08/134,055 = 22,810.20/x
  3. Step 3: Cross multiply
    89,370.08x = 134,055 × 22,810.20
  4. Step 4: Simplify right side
    89,370.08x = 3,057,821,361
  5. Step 5: Solve for x
    x = 3,057,821,361/89,370.08
  6. Step 6: Final answer
    x = 34,215.27

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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.