Home / 119,948.94-165,532.12-66,237.38

Finding the Fourth Proportional to 119,948.94, 165,532.12 and 66,237.38

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Solution

The fourth proportional to 119,948.94, 165,532.12 and 66,237.38 is: 91,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,948.94 : 165,532.12 = 66,237.38 : x
  2. Step 2: Convert to fraction form
    119,948.94/165,532.12 = 66,237.38/x
  3. Step 3: Cross multiply
    119,948.94x = 165,532.12 × 66,237.38
  4. Step 4: Simplify right side
    119,948.94x = 10,964,413,934.65
  5. Step 5: Solve for x
    x = 10,964,413,934.65/119,948.94
  6. Step 6: Final answer
    x = 91,409.01

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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.