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Finding the Fourth Proportional to 47,083.77, 64,977.03 and 25,863.03

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Solution

The fourth proportional to 47,083.77, 64,977.03 and 25,863.03 is: 35,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,083.77 : 64,977.03 = 25,863.03 : x
  2. Step 2: Convert to fraction form
    47,083.77/64,977.03 = 25,863.03/x
  3. Step 3: Cross multiply
    47,083.77x = 64,977.03 × 25,863.03
  4. Step 4: Simplify right side
    47,083.77x = 1,680,502,876.20
  5. Step 5: Solve for x
    x = 1,680,502,876.20/47,083.77
  6. Step 6: Final answer
    x = 35,691.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.