Home / 115,550.44-159,457.62-64,564.18

Finding the Fourth Proportional to 115,550.44, 159,457.62 and 64,564.18

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Solution

The fourth proportional to 115,550.44, 159,457.62 and 64,564.18 is: 89,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,550.44 : 159,457.62 = 64,564.18 : x
  2. Step 2: Convert to fraction form
    115,550.44/159,457.62 = 64,564.18/x
  3. Step 3: Cross multiply
    115,550.44x = 159,457.62 × 64,564.18
  4. Step 4: Simplify right side
    115,550.44x = 10,295,250,480.05
  5. Step 5: Solve for x
    x = 10,295,250,480.05/115,550.44
  6. Step 6: Final answer
    x = 89,097.46

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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.