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Finding the Fourth Proportional to 240,693.16, 332,160.06 and 138,662.32

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Solution

The fourth proportional to 240,693.16, 332,160.06 and 138,662.32 is: 191,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,693.16 : 332,160.06 = 138,662.32 : x
  2. Step 2: Convert to fraction form
    240,693.16/332,160.06 = 138,662.32/x
  3. Step 3: Cross multiply
    240,693.16x = 332,160.06 × 138,662.32
  4. Step 4: Simplify right side
    240,693.16x = 46,058,084,530.94
  5. Step 5: Solve for x
    x = 46,058,084,530.94/240,693.16
  6. Step 6: Final answer
    x = 191,356.02

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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.