Home / 88,150.82-121,631.02-52,352.06

Finding the Fourth Proportional to 88,150.82, 121,631.02 and 52,352.06

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Solution

The fourth proportional to 88,150.82, 121,631.02 and 52,352.06 is: 72,235.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,150.82 : 121,631.02 = 52,352.06 : x
  2. Step 2: Convert to fraction form
    88,150.82/121,631.02 = 52,352.06/x
  3. Step 3: Cross multiply
    88,150.82x = 121,631.02 × 52,352.06
  4. Step 4: Simplify right side
    88,150.82x = 6,367,633,717.87
  5. Step 5: Solve for x
    x = 6,367,633,717.87/88,150.82
  6. Step 6: Final answer
    x = 72,235.68

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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.