Home / 115,182.22-158,954.04-64,200.16

Finding the Fourth Proportional to 115,182.22, 158,954.04 and 64,200.16

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Solution

The fourth proportional to 115,182.22, 158,954.04 and 64,200.16 is: 88,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,182.22 : 158,954.04 = 64,200.16 : x
  2. Step 2: Convert to fraction form
    115,182.22/158,954.04 = 64,200.16/x
  3. Step 3: Cross multiply
    115,182.22x = 158,954.04 × 64,200.16
  4. Step 4: Simplify right side
    115,182.22x = 10,204,874,800.65
  5. Step 5: Solve for x
    x = 10,204,874,800.65/115,182.22
  6. Step 6: Final answer
    x = 88,597.66

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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.