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Finding the Fourth Proportional to 239,551.47, 330,582.60 and 132,124.41

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Solution

The fourth proportional to 239,551.47, 330,582.60 and 132,124.41 is: 182,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,551.47 : 330,582.60 = 132,124.41 : x
  2. Step 2: Convert to fraction form
    239,551.47/330,582.60 = 132,124.41/x
  3. Step 3: Cross multiply
    239,551.47x = 330,582.60 × 132,124.41
  4. Step 4: Simplify right side
    239,551.47x = 43,678,030,981.27
  5. Step 5: Solve for x
    x = 43,678,030,981.27/239,551.47
  6. Step 6: Final answer
    x = 182,332.55

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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.