Home / 207,085.26-310,628.31-57,325.98

Finding the Fourth Proportional to 207,085.26, 310,628.31 and 57,325.98

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Solution

The fourth proportional to 207,085.26, 310,628.31 and 57,325.98 is: 85,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,085.26 : 310,628.31 = 57,325.98 : x
  2. Step 2: Convert to fraction form
    207,085.26/310,628.31 = 57,325.98/x
  3. Step 3: Cross multiply
    207,085.26x = 310,628.31 × 57,325.98
  4. Step 4: Simplify right side
    207,085.26x = 17,807,072,286.49
  5. Step 5: Solve for x
    x = 17,807,072,286.49/207,085.26
  6. Step 6: Final answer
    x = 85,989.09

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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.