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Finding the Fourth Proportional to 63,894.78, 96,058.44 and 51,501.78

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Solution

The fourth proportional to 63,894.78, 96,058.44 and 51,501.78 is: 77,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,894.78 : 96,058.44 = 51,501.78 : x
  2. Step 2: Convert to fraction form
    63,894.78/96,058.44 = 51,501.78/x
  3. Step 3: Cross multiply
    63,894.78x = 96,058.44 × 51,501.78
  4. Step 4: Simplify right side
    63,894.78x = 4,947,180,644.02
  5. Step 5: Solve for x
    x = 4,947,180,644.02/63,894.78
  6. Step 6: Final answer
    x = 77,426.99

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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.