Home / 88,665.54-122,374.31-52,857.85

Finding the Fourth Proportional to 88,665.54, 122,374.31 and 52,857.85

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Solution

The fourth proportional to 88,665.54, 122,374.31 and 52,857.85 is: 72,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,665.54 : 122,374.31 = 52,857.85 : x
  2. Step 2: Convert to fraction form
    88,665.54/122,374.31 = 52,857.85/x
  3. Step 3: Cross multiply
    88,665.54x = 122,374.31 × 52,857.85
  4. Step 4: Simplify right side
    88,665.54x = 6,468,442,921.83
  5. Step 5: Solve for x
    x = 6,468,442,921.83/88,665.54
  6. Step 6: Final answer
    x = 72,953.29

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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.