Home / 148,033.09-204,285.31-83,502.12

Finding the Fourth Proportional to 148,033.09, 204,285.31 and 83,502.12

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Solution

The fourth proportional to 148,033.09, 204,285.31 and 83,502.12 is: 115,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,033.09 : 204,285.31 = 83,502.12 : x
  2. Step 2: Convert to fraction form
    148,033.09/204,285.31 = 83,502.12/x
  3. Step 3: Cross multiply
    148,033.09x = 204,285.31 × 83,502.12
  4. Step 4: Simplify right side
    148,033.09x = 17,058,256,469.86
  5. Step 5: Solve for x
    x = 17,058,256,469.86/148,033.09
  6. Step 6: Final answer
    x = 115,232.73

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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.