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Finding the Fourth Proportional to 235,232.72, 324,672.48 and 144,666.60

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Solution

The fourth proportional to 235,232.72, 324,672.48 and 144,666.60 is: 199,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,232.72 : 324,672.48 = 144,666.60 : x
  2. Step 2: Convert to fraction form
    235,232.72/324,672.48 = 144,666.60/x
  3. Step 3: Cross multiply
    235,232.72x = 324,672.48 × 144,666.60
  4. Step 4: Simplify right side
    235,232.72x = 46,969,263,795.17
  5. Step 5: Solve for x
    x = 46,969,263,795.17/235,232.72
  6. Step 6: Final answer
    x = 199,671.47

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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.