Home / 131,226.17-181,097.84-73,869.19

Finding the Fourth Proportional to 131,226.17, 181,097.84 and 73,869.19

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Solution

The fourth proportional to 131,226.17, 181,097.84 and 73,869.19 is: 101,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,226.17 : 181,097.84 = 73,869.19 : x
  2. Step 2: Convert to fraction form
    131,226.17/181,097.84 = 73,869.19/x
  3. Step 3: Cross multiply
    131,226.17x = 181,097.84 × 73,869.19
  4. Step 4: Simplify right side
    131,226.17x = 13,377,550,483.48
  5. Step 5: Solve for x
    x = 13,377,550,483.48/131,226.17
  6. Step 6: Final answer
    x = 101,942.71

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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.