Home / 106,288.90-146,678.67-58,542.24

Finding the Fourth Proportional to 106,288.90, 146,678.67 and 58,542.24

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Solution

The fourth proportional to 106,288.90, 146,678.67 and 58,542.24 is: 80,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,288.90 : 146,678.67 = 58,542.24 : x
  2. Step 2: Convert to fraction form
    106,288.90/146,678.67 = 58,542.24/x
  3. Step 3: Cross multiply
    106,288.90x = 146,678.67 × 58,542.24
  4. Step 4: Simplify right side
    106,288.90x = 8,586,897,902.02
  5. Step 5: Solve for x
    x = 8,586,897,902.02/106,288.90
  6. Step 6: Final answer
    x = 80,788.28

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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.