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Finding the Fourth Proportional to 239,473.76, 330,466.58 and 132,043.76

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Solution

The fourth proportional to 239,473.76, 330,466.58 and 132,043.76 is: 182,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,473.76 : 330,466.58 = 132,043.76 : x
  2. Step 2: Convert to fraction form
    239,473.76/330,466.58 = 132,043.76/x
  3. Step 3: Cross multiply
    239,473.76x = 330,466.58 × 132,043.76
  4. Step 4: Simplify right side
    239,473.76x = 43,636,047,464.99
  5. Step 5: Solve for x
    x = 43,636,047,464.99/239,473.76
  6. Step 6: Final answer
    x = 182,216.41

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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.