Home / 140,951.16-211,293-52,144.38

Finding the Fourth Proportional to 140,951.16, 211,293 and 52,144.38

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Solution

The fourth proportional to 140,951.16, 211,293 and 52,144.38 is: 78,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,951.16 : 211,293 = 52,144.38 : x
  2. Step 2: Convert to fraction form
    140,951.16/211,293 = 52,144.38/x
  3. Step 3: Cross multiply
    140,951.16x = 211,293 × 52,144.38
  4. Step 4: Simplify right side
    140,951.16x = 11,017,742,483.34
  5. Step 5: Solve for x
    x = 11,017,742,483.34/140,951.16
  6. Step 6: Final answer
    x = 78,167.09

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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.