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Finding the Fourth Proportional to 235,507.94, 324,833.85 and 144,744.74

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Solution

The fourth proportional to 235,507.94, 324,833.85 and 144,744.74 is: 199,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507.94 : 324,833.85 = 144,744.74 : x
  2. Step 2: Convert to fraction form
    235,507.94/324,833.85 = 144,744.74/x
  3. Step 3: Cross multiply
    235,507.94x = 324,833.85 × 144,744.74
  4. Step 4: Simplify right side
    235,507.94x = 47,017,991,161.45
  5. Step 5: Solve for x
    x = 47,017,991,161.45/235,507.94
  6. Step 6: Final answer
    x = 199,645.04

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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.