Home / 236,788.32-326,762.52-129,358.82

Finding the Fourth Proportional to 236,788.32, 326,762.52 and 129,358.82

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Solution

The fourth proportional to 236,788.32, 326,762.52 and 129,358.82 is: 178,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,788.32 : 326,762.52 = 129,358.82 : x
  2. Step 2: Convert to fraction form
    236,788.32/326,762.52 = 129,358.82/x
  3. Step 3: Cross multiply
    236,788.32x = 326,762.52 × 129,358.82
  4. Step 4: Simplify right side
    236,788.32x = 42,269,614,007.43
  5. Step 5: Solve for x
    x = 42,269,614,007.43/236,788.32
  6. Step 6: Final answer
    x = 178,512.24

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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.