Home / 88,511.13-122,146.77-48,224.88

Finding the Fourth Proportional to 88,511.13, 122,146.77 and 48,224.88

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Solution

The fourth proportional to 88,511.13, 122,146.77 and 48,224.88 is: 66,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,511.13 : 122,146.77 = 48,224.88 : x
  2. Step 2: Convert to fraction form
    88,511.13/122,146.77 = 48,224.88/x
  3. Step 3: Cross multiply
    88,511.13x = 122,146.77 × 48,224.88
  4. Step 4: Simplify right side
    88,511.13x = 5,890,513,325.64
  5. Step 5: Solve for x
    x = 5,890,513,325.64/88,511.13
  6. Step 6: Final answer
    x = 66,551.10

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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.