Home / 206,927.05-310,387.49-57,164.02

Finding the Fourth Proportional to 206,927.05, 310,387.49 and 57,164.02

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Solution

The fourth proportional to 206,927.05, 310,387.49 and 57,164.02 is: 85,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,927.05 : 310,387.49 = 57,164.02 : x
  2. Step 2: Convert to fraction form
    206,927.05/310,387.49 = 57,164.02/x
  3. Step 3: Cross multiply
    206,927.05x = 310,387.49 × 57,164.02
  4. Step 4: Simplify right side
    206,927.05x = 17,742,996,686.11
  5. Step 5: Solve for x
    x = 17,742,996,686.11/206,927.05
  6. Step 6: Final answer
    x = 85,745.18

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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.