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Finding the Fourth Proportional to 61,453.76, 92,032.92 and 35,078.48

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Solution

The fourth proportional to 61,453.76, 92,032.92 and 35,078.48 is: 52,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,453.76 : 92,032.92 = 35,078.48 : x
  2. Step 2: Convert to fraction form
    61,453.76/92,032.92 = 35,078.48/x
  3. Step 3: Cross multiply
    61,453.76x = 92,032.92 × 35,078.48
  4. Step 4: Simplify right side
    61,453.76x = 3,228,374,943.56
  5. Step 5: Solve for x
    x = 3,228,374,943.56/61,453.76
  6. Step 6: Final answer
    x = 52,533.40

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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.