Home / 92,068.14-138,122.46-54,662.34

Finding the Fourth Proportional to 92,068.14, 138,122.46 and 54,662.34

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Solution

The fourth proportional to 92,068.14, 138,122.46 and 54,662.34 is: 82,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,068.14 : 138,122.46 = 54,662.34 : x
  2. Step 2: Convert to fraction form
    92,068.14/138,122.46 = 54,662.34/x
  3. Step 3: Cross multiply
    92,068.14x = 138,122.46 × 54,662.34
  4. Step 4: Simplify right side
    92,068.14x = 7,550,096,870.16
  5. Step 5: Solve for x
    x = 7,550,096,870.16/92,068.14
  6. Step 6: Final answer
    x = 82,005.53

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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.