Home / 109,876.91-151,602.77-63,944.10

Finding the Fourth Proportional to 109,876.91, 151,602.77 and 63,944.10

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Solution

The fourth proportional to 109,876.91, 151,602.77 and 63,944.10 is: 88,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,876.91 : 151,602.77 = 63,944.10 : x
  2. Step 2: Convert to fraction form
    109,876.91/151,602.77 = 63,944.10/x
  3. Step 3: Cross multiply
    109,876.91x = 151,602.77 × 63,944.10
  4. Step 4: Simplify right side
    109,876.91x = 9,694,102,845.02
  5. Step 5: Solve for x
    x = 9,694,102,845.02/109,876.91
  6. Step 6: Final answer
    x = 88,226.94

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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.