Home / 115,096.14-158,821.32-64,107.16

Finding the Fourth Proportional to 115,096.14, 158,821.32 and 64,107.16

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Solution

The fourth proportional to 115,096.14, 158,821.32 and 64,107.16 is: 88,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,096.14 : 158,821.32 = 64,107.16 : x
  2. Step 2: Convert to fraction form
    115,096.14/158,821.32 = 64,107.16/x
  3. Step 3: Cross multiply
    115,096.14x = 158,821.32 × 64,107.16
  4. Step 4: Simplify right side
    115,096.14x = 10,181,583,772.65
  5. Step 5: Solve for x
    x = 10,181,583,772.65/115,096.14
  6. Step 6: Final answer
    x = 88,461.56

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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.