Home / 88,778.83-122,513.97-48,492.58

Finding the Fourth Proportional to 88,778.83, 122,513.97 and 48,492.58

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Solution

The fourth proportional to 88,778.83, 122,513.97 and 48,492.58 is: 66,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,778.83 : 122,513.97 = 48,492.58 : x
  2. Step 2: Convert to fraction form
    88,778.83/122,513.97 = 48,492.58/x
  3. Step 3: Cross multiply
    88,778.83x = 122,513.97 × 48,492.58
  4. Step 4: Simplify right side
    88,778.83x = 5,941,018,491.34
  5. Step 5: Solve for x
    x = 5,941,018,491.34/88,778.83
  6. Step 6: Final answer
    x = 66,919.32

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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.