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Finding the Fourth Proportional to 207,146.01, 310,668.53 and 57,382.41

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Solution

The fourth proportional to 207,146.01, 310,668.53 and 57,382.41 is: 86,059.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,146.01 : 310,668.53 = 57,382.41 : x
  2. Step 2: Convert to fraction form
    207,146.01/310,668.53 = 57,382.41/x
  3. Step 3: Cross multiply
    207,146.01x = 310,668.53 × 57,382.41
  4. Step 4: Simplify right side
    207,146.01x = 17,826,908,675.65
  5. Step 5: Solve for x
    x = 17,826,908,675.65/207,146.01
  6. Step 6: Final answer
    x = 86,059.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.