Home / 124,528.06-186,791.34-57,931.48

Finding the Fourth Proportional to 124,528.06, 186,791.34 and 57,931.48

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Solution

The fourth proportional to 124,528.06, 186,791.34 and 57,931.48 is: 86,896.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,528.06 : 186,791.34 = 57,931.48 : x
  2. Step 2: Convert to fraction form
    124,528.06/186,791.34 = 57,931.48/x
  3. Step 3: Cross multiply
    124,528.06x = 186,791.34 × 57,931.48
  4. Step 4: Simplify right side
    124,528.06x = 10,821,098,777.38
  5. Step 5: Solve for x
    x = 10,821,098,777.38/124,528.06
  6. Step 6: Final answer
    x = 86,896.87

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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.