Home / 88,682.22-122,342.34-59,991.63

Finding the Fourth Proportional to 88,682.22, 122,342.34 and 59,991.63

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Solution

The fourth proportional to 88,682.22, 122,342.34 and 59,991.63 is: 82,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,682.22 : 122,342.34 = 59,991.63 : x
  2. Step 2: Convert to fraction form
    88,682.22/122,342.34 = 59,991.63/x
  3. Step 3: Cross multiply
    88,682.22x = 122,342.34 × 59,991.63
  4. Step 4: Simplify right side
    88,682.22x = 7,339,516,394.61
  5. Step 5: Solve for x
    x = 7,339,516,394.61/88,682.22
  6. Step 6: Final answer
    x = 82,761.98

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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.