Home / 113,864.49-170,900.90-57,743.34

Finding the Fourth Proportional to 113,864.49, 170,900.90 and 57,743.34

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Solution

The fourth proportional to 113,864.49, 170,900.90 and 57,743.34 is: 86,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,864.49 : 170,900.90 = 57,743.34 : x
  2. Step 2: Convert to fraction form
    113,864.49/170,900.90 = 57,743.34/x
  3. Step 3: Cross multiply
    113,864.49x = 170,900.90 × 57,743.34
  4. Step 4: Simplify right side
    113,864.49x = 9,868,388,775.01
  5. Step 5: Solve for x
    x = 9,868,388,775.01/113,864.49
  6. Step 6: Final answer
    x = 86,667.83

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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.