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Finding the Fourth Proportional to 235,384.80, 352,947.60 and 94,984.80

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Solution

The fourth proportional to 235,384.80, 352,947.60 and 94,984.80 is: 142,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,384.80 : 352,947.60 = 94,984.80 : x
  2. Step 2: Convert to fraction form
    235,384.80/352,947.60 = 94,984.80/x
  3. Step 3: Cross multiply
    235,384.80x = 352,947.60 × 94,984.80
  4. Step 4: Simplify right side
    235,384.80x = 33,524,657,196.48
  5. Step 5: Solve for x
    x = 33,524,657,196.48/235,384.80
  6. Step 6: Final answer
    x = 142,424.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.