Home / 88,818.02-132,579.10-77,607.86

Finding the Fourth Proportional to 88,818.02, 132,579.10 and 77,607.86

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Solution

The fourth proportional to 88,818.02, 132,579.10 and 77,607.86 is: 115,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,818.02 : 132,579.10 = 77,607.86 : x
  2. Step 2: Convert to fraction form
    88,818.02/132,579.10 = 77,607.86/x
  3. Step 3: Cross multiply
    88,818.02x = 132,579.10 × 77,607.86
  4. Step 4: Simplify right side
    88,818.02x = 10,289,180,231.73
  5. Step 5: Solve for x
    x = 10,289,180,231.73/88,818.02
  6. Step 6: Final answer
    x = 115,845.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.