Home / 64,550.07-89,083.05-36,255.75

Finding the Fourth Proportional to 64,550.07, 89,083.05 and 36,255.75

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Solution

The fourth proportional to 64,550.07, 89,083.05 and 36,255.75 is: 50,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,550.07 : 89,083.05 = 36,255.75 : x
  2. Step 2: Convert to fraction form
    64,550.07/89,083.05 = 36,255.75/x
  3. Step 3: Cross multiply
    64,550.07x = 89,083.05 × 36,255.75
  4. Step 4: Simplify right side
    64,550.07x = 3,229,772,790.04
  5. Step 5: Solve for x
    x = 3,229,772,790.04/64,550.07
  6. Step 6: Final answer
    x = 50,035.16

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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.