Home / 124,253.26-186,308.78-57,659.10

Finding the Fourth Proportional to 124,253.26, 186,308.78 and 57,659.10

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Solution

The fourth proportional to 124,253.26, 186,308.78 and 57,659.10 is: 86,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,253.26 : 186,308.78 = 57,659.10 : x
  2. Step 2: Convert to fraction form
    124,253.26/186,308.78 = 57,659.10/x
  3. Step 3: Cross multiply
    124,253.26x = 186,308.78 × 57,659.10
  4. Step 4: Simplify right side
    124,253.26x = 10,742,396,576.90
  5. Step 5: Solve for x
    x = 10,742,396,576.90/124,253.26
  6. Step 6: Final answer
    x = 86,455.65

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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.