Home / 106,047.28-146,345.32-58,301.44

Finding the Fourth Proportional to 106,047.28, 146,345.32 and 58,301.44

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Solution

The fourth proportional to 106,047.28, 146,345.32 and 58,301.44 is: 80,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,047.28 : 146,345.32 = 58,301.44 : x
  2. Step 2: Convert to fraction form
    106,047.28/146,345.32 = 58,301.44/x
  3. Step 3: Cross multiply
    106,047.28x = 146,345.32 × 58,301.44
  4. Step 4: Simplify right side
    106,047.28x = 8,532,142,893.26
  5. Step 5: Solve for x
    x = 8,532,142,893.26/106,047.28
  6. Step 6: Final answer
    x = 80,456.03

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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.