Home / 106,289.03-146,672.12-58,542.38

Finding the Fourth Proportional to 106,289.03, 146,672.12 and 58,542.38

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Solution

The fourth proportional to 106,289.03, 146,672.12 and 58,542.38 is: 80,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,289.03 : 146,672.12 = 58,542.38 : x
  2. Step 2: Convert to fraction form
    106,289.03/146,672.12 = 58,542.38/x
  3. Step 3: Cross multiply
    106,289.03x = 146,672.12 × 58,542.38
  4. Step 4: Simplify right side
    106,289.03x = 8,586,534,397.44
  5. Step 5: Solve for x
    x = 8,586,534,397.44/106,289.03
  6. Step 6: Final answer
    x = 80,784.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.