Home / 243,840.27-336,524.90-140,477.97

Finding the Fourth Proportional to 243,840.27, 336,524.90 and 140,477.97

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Solution

The fourth proportional to 243,840.27, 336,524.90 and 140,477.97 is: 193,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,840.27 : 336,524.90 = 140,477.97 : x
  2. Step 2: Convert to fraction form
    243,840.27/336,524.90 = 140,477.97/x
  3. Step 3: Cross multiply
    243,840.27x = 336,524.90 × 140,477.97
  4. Step 4: Simplify right side
    243,840.27x = 47,274,334,104.06
  5. Step 5: Solve for x
    x = 47,274,334,104.06/243,840.27
  6. Step 6: Final answer
    x = 193,874.19

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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.