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Finding the Fourth Proportional to 88,560.54, 122,203.71 and 52,745.58

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Solution

The fourth proportional to 88,560.54, 122,203.71 and 52,745.58 is: 72,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,560.54 : 122,203.71 = 52,745.58 : x
  2. Step 2: Convert to fraction form
    88,560.54/122,203.71 = 52,745.58/x
  3. Step 3: Cross multiply
    88,560.54x = 122,203.71 × 52,745.58
  4. Step 4: Simplify right side
    88,560.54x = 6,445,705,562.10
  5. Step 5: Solve for x
    x = 6,445,705,562.10/88,560.54
  6. Step 6: Final answer
    x = 72,783.04

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1.5x scale

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.