Home / 207,246.43-310,869.61-57,486.72

Finding the Fourth Proportional to 207,246.43, 310,869.61 and 57,486.72

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Solution

The fourth proportional to 207,246.43, 310,869.61 and 57,486.72 is: 86,230.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,246.43 : 310,869.61 = 57,486.72 : x
  2. Step 2: Convert to fraction form
    207,246.43/310,869.61 = 57,486.72/x
  3. Step 3: Cross multiply
    207,246.43x = 310,869.61 × 57,486.72
  4. Step 4: Simplify right side
    207,246.43x = 17,870,874,226.58
  5. Step 5: Solve for x
    x = 17,870,874,226.58/207,246.43
  6. Step 6: Final answer
    x = 86,230.07

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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.