Home / 45,654.52-68,358.72-29,820.34

Finding the Fourth Proportional to 45,654.52, 68,358.72 and 29,820.34

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Solution

The fourth proportional to 45,654.52, 68,358.72 and 29,820.34 is: 44,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.52 : 68,358.72 = 29,820.34 : x
  2. Step 2: Convert to fraction form
    45,654.52/68,358.72 = 29,820.34/x
  3. Step 3: Cross multiply
    45,654.52x = 68,358.72 × 29,820.34
  4. Step 4: Simplify right side
    45,654.52x = 2,038,480,272.36
  5. Step 5: Solve for x
    x = 2,038,480,272.36/45,654.52
  6. Step 6: Final answer
    x = 44,650.13

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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.