Home / 89,775.12-134,662.44-26,600.16

Finding the Fourth Proportional to 89,775.12, 134,662.44 and 26,600.16

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Solution

The fourth proportional to 89,775.12, 134,662.44 and 26,600.16 is: 39,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,775.12 : 134,662.44 = 26,600.16 : x
  2. Step 2: Convert to fraction form
    89,775.12/134,662.44 = 26,600.16/x
  3. Step 3: Cross multiply
    89,775.12x = 134,662.44 × 26,600.16
  4. Step 4: Simplify right side
    89,775.12x = 3,582,042,449.99
  5. Step 5: Solve for x
    x = 3,582,042,449.99/89,775.12
  6. Step 6: Final answer
    x = 39,900.17

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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.