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Finding the Fourth Proportional to 232,980.52, 321,511.44 and 132,378.52

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Solution

The fourth proportional to 232,980.52, 321,511.44 and 132,378.52 is: 182,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,980.52 : 321,511.44 = 132,378.52 : x
  2. Step 2: Convert to fraction form
    232,980.52/321,511.44 = 132,378.52/x
  3. Step 3: Cross multiply
    232,980.52x = 321,511.44 × 132,378.52
  4. Step 4: Simplify right side
    232,980.52x = 42,561,208,590.27
  5. Step 5: Solve for x
    x = 42,561,208,590.27/232,980.52
  6. Step 6: Final answer
    x = 182,681.40

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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.