Home / 88,171.32-132,287.70-32,783.16

Finding the Fourth Proportional to 88,171.32, 132,287.70 and 32,783.16

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Solution

The fourth proportional to 88,171.32, 132,287.70 and 32,783.16 is: 49,186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,171.32 : 132,287.70 = 32,783.16 : x
  2. Step 2: Convert to fraction form
    88,171.32/132,287.70 = 32,783.16/x
  3. Step 3: Cross multiply
    88,171.32x = 132,287.70 × 32,783.16
  4. Step 4: Simplify right side
    88,171.32x = 4,336,808,835.13
  5. Step 5: Solve for x
    x = 4,336,808,835.13/88,171.32
  6. Step 6: Final answer
    x = 49,186.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.