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Finding the Fourth Proportional to 235,480.56, 324,953.30 and 133,512.88

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Solution

The fourth proportional to 235,480.56, 324,953.30 and 133,512.88 is: 184,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,480.56 : 324,953.30 = 133,512.88 : x
  2. Step 2: Convert to fraction form
    235,480.56/324,953.30 = 133,512.88/x
  3. Step 3: Cross multiply
    235,480.56x = 324,953.30 × 133,512.88
  4. Step 4: Simplify right side
    235,480.56x = 43,385,450,948.50
  5. Step 5: Solve for x
    x = 43,385,450,948.50/235,480.56
  6. Step 6: Final answer
    x = 184,242.18

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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.