Home / 89,645.91-134,437.52-26,449.26

Finding the Fourth Proportional to 89,645.91, 134,437.52 and 26,449.26

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Solution

The fourth proportional to 89,645.91, 134,437.52 and 26,449.26 is: 39,664.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,645.91 : 134,437.52 = 26,449.26 : x
  2. Step 2: Convert to fraction form
    89,645.91/134,437.52 = 26,449.26/x
  3. Step 3: Cross multiply
    89,645.91x = 134,437.52 × 26,449.26
  4. Step 4: Simplify right side
    89,645.91x = 3,555,772,787.99
  5. Step 5: Solve for x
    x = 3,555,772,787.99/89,645.91
  6. Step 6: Final answer
    x = 39,664.64

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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.