Home / 146,890.36-202,708.20-83,240.28

Finding the Fourth Proportional to 146,890.36, 202,708.20 and 83,240.28

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Solution

The fourth proportional to 146,890.36, 202,708.20 and 83,240.28 is: 114,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,890.36 : 202,708.20 = 83,240.28 : x
  2. Step 2: Convert to fraction form
    146,890.36/202,708.20 = 83,240.28/x
  3. Step 3: Cross multiply
    146,890.36x = 202,708.20 × 83,240.28
  4. Step 4: Simplify right side
    146,890.36x = 16,873,487,326.30
  5. Step 5: Solve for x
    x = 16,873,487,326.30/146,890.36
  6. Step 6: Final answer
    x = 114,871.30

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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.