Home / 110,187.15-152,006.31-79,906.07

Finding the Fourth Proportional to 110,187.15, 152,006.31 and 79,906.07

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Solution

The fourth proportional to 110,187.15, 152,006.31 and 79,906.07 is: 110,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,187.15 : 152,006.31 = 79,906.07 : x
  2. Step 2: Convert to fraction form
    110,187.15/152,006.31 = 79,906.07/x
  3. Step 3: Cross multiply
    110,187.15x = 152,006.31 × 79,906.07
  4. Step 4: Simplify right side
    110,187.15x = 12,146,226,087.27
  5. Step 5: Solve for x
    x = 12,146,226,087.27/110,187.15
  6. Step 6: Final answer
    x = 110,232.69

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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.