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Finding the Fourth Proportional to 235,101.29, 324,459.88 and 133,144.79

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Solution

The fourth proportional to 235,101.29, 324,459.88 and 133,144.79 is: 183,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,101.29 : 324,459.88 = 133,144.79 : x
  2. Step 2: Convert to fraction form
    235,101.29/324,459.88 = 133,144.79/x
  3. Step 3: Cross multiply
    235,101.29x = 324,459.88 × 133,144.79
  4. Step 4: Simplify right side
    235,101.29x = 43,200,140,630.86
  5. Step 5: Solve for x
    x = 43,200,140,630.86/235,101.29
  6. Step 6: Final answer
    x = 183,751.19

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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.