Home / 146,472.17-202,129.83-86,048.33

Finding the Fourth Proportional to 146,472.17, 202,129.83 and 86,048.33

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Solution

The fourth proportional to 146,472.17, 202,129.83 and 86,048.33 is: 118,745.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,472.17 : 202,129.83 = 86,048.33 : x
  2. Step 2: Convert to fraction form
    146,472.17/202,129.83 = 86,048.33/x
  3. Step 3: Cross multiply
    146,472.17x = 202,129.83 × 86,048.33
  4. Step 4: Simplify right side
    146,472.17x = 17,392,933,304.03
  5. Step 5: Solve for x
    x = 17,392,933,304.03/146,472.17
  6. Step 6: Final answer
    x = 118,745.66

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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.