Home / 92,321.43-138,426.69-36,094.56

Finding the Fourth Proportional to 92,321.43, 138,426.69 and 36,094.56

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Solution

The fourth proportional to 92,321.43, 138,426.69 and 36,094.56 is: 54,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,321.43 : 138,426.69 = 36,094.56 : x
  2. Step 2: Convert to fraction form
    92,321.43/138,426.69 = 36,094.56/x
  3. Step 3: Cross multiply
    92,321.43x = 138,426.69 × 36,094.56
  4. Step 4: Simplify right side
    92,321.43x = 4,996,450,467.81
  5. Step 5: Solve for x
    x = 4,996,450,467.81/92,321.43
  6. Step 6: Final answer
    x = 54,120.16

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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.