Home / 64,891.13-89,549.75-35,083.13

Finding the Fourth Proportional to 64,891.13, 89,549.75 and 35,083.13

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Solution

The fourth proportional to 64,891.13, 89,549.75 and 35,083.13 is: 48,414.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,891.13 : 89,549.75 = 35,083.13 : x
  2. Step 2: Convert to fraction form
    64,891.13/89,549.75 = 35,083.13/x
  3. Step 3: Cross multiply
    64,891.13x = 89,549.75 × 35,083.13
  4. Step 4: Simplify right side
    64,891.13x = 3,141,685,160.68
  5. Step 5: Solve for x
    x = 3,141,685,160.68/64,891.13
  6. Step 6: Final answer
    x = 48,414.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.