Home / 127,020.38-190,530.65-32,257.67

Finding the Fourth Proportional to 127,020.38, 190,530.65 and 32,257.67

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Solution

The fourth proportional to 127,020.38, 190,530.65 and 32,257.67 is: 48,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,020.38 : 190,530.65 = 32,257.67 : x
  2. Step 2: Convert to fraction form
    127,020.38/190,530.65 = 32,257.67/x
  3. Step 3: Cross multiply
    127,020.38x = 190,530.65 × 32,257.67
  4. Step 4: Simplify right side
    127,020.38x = 6,146,073,960.58
  5. Step 5: Solve for x
    x = 6,146,073,960.58/127,020.38
  6. Step 6: Final answer
    x = 48,386.52

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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.