Home / 236,582.52-326,489.47-129,153.35

Finding the Fourth Proportional to 236,582.52, 326,489.47 and 129,153.35

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Solution

The fourth proportional to 236,582.52, 326,489.47 and 129,153.35 is: 178,234.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,582.52 : 326,489.47 = 129,153.35 : x
  2. Step 2: Convert to fraction form
    236,582.52/326,489.47 = 129,153.35/x
  3. Step 3: Cross multiply
    236,582.52x = 326,489.47 × 129,153.35
  4. Step 4: Simplify right side
    236,582.52x = 42,167,209,283.56
  5. Step 5: Solve for x
    x = 42,167,209,283.56/236,582.52
  6. Step 6: Final answer
    x = 178,234.68

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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.