Home / 146,039.87-201,541.14-82,377.65

Finding the Fourth Proportional to 146,039.87, 201,541.14 and 82,377.65

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Solution

The fourth proportional to 146,039.87, 201,541.14 and 82,377.65 is: 113,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,039.87 : 201,541.14 = 82,377.65 : x
  2. Step 2: Convert to fraction form
    146,039.87/201,541.14 = 82,377.65/x
  3. Step 3: Cross multiply
    146,039.87x = 201,541.14 × 82,377.65
  4. Step 4: Simplify right side
    146,039.87x = 16,602,484,483.82
  5. Step 5: Solve for x
    x = 16,602,484,483.82/146,039.87
  6. Step 6: Final answer
    x = 113,684.61

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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.