Home / 45,402.14-68,159.91-30,676.34

Finding the Fourth Proportional to 45,402.14, 68,159.91 and 30,676.34

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Solution

The fourth proportional to 45,402.14, 68,159.91 and 30,676.34 is: 46,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,402.14 : 68,159.91 = 30,676.34 : x
  2. Step 2: Convert to fraction form
    45,402.14/68,159.91 = 30,676.34/x
  3. Step 3: Cross multiply
    45,402.14x = 68,159.91 × 30,676.34
  4. Step 4: Simplify right side
    45,402.14x = 2,090,896,573.53
  5. Step 5: Solve for x
    x = 2,090,896,573.53/45,402.14
  6. Step 6: Final answer
    x = 46,052.82

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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.