Home / 142,192.53-213,207.39-114,164.34

Finding the Fourth Proportional to 142,192.53, 213,207.39 and 114,164.34

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Solution

The fourth proportional to 142,192.53, 213,207.39 and 114,164.34 is: 171,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,192.53 : 213,207.39 = 114,164.34 : x
  2. Step 2: Convert to fraction form
    142,192.53/213,207.39 = 114,164.34/x
  3. Step 3: Cross multiply
    142,192.53x = 213,207.39 × 114,164.34
  4. Step 4: Simplify right side
    142,192.53x = 24,340,680,962.47
  5. Step 5: Solve for x
    x = 24,340,680,962.47/142,192.53
  6. Step 6: Final answer
    x = 171,181.15

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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.