Home / 146,865.72-202,682.70-83,215.92

Finding the Fourth Proportional to 146,865.72, 202,682.70 and 83,215.92

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Solution

The fourth proportional to 146,865.72, 202,682.70 and 83,215.92 is: 114,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,865.72 : 202,682.70 = 83,215.92 : x
  2. Step 2: Convert to fraction form
    146,865.72/202,682.70 = 83,215.92/x
  3. Step 3: Cross multiply
    146,865.72x = 202,682.70 × 83,215.92
  4. Step 4: Simplify right side
    146,865.72x = 16,866,427,348.58
  5. Step 5: Solve for x
    x = 16,866,427,348.58/146,865.72
  6. Step 6: Final answer
    x = 114,842.51

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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.