Home / 236,746.50-326,719.92-136,144.50

Finding the Fourth Proportional to 236,746.50, 326,719.92 and 136,144.50

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Solution

The fourth proportional to 236,746.50, 326,719.92 and 136,144.50 is: 187,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,746.50 : 326,719.92 = 136,144.50 : x
  2. Step 2: Convert to fraction form
    236,746.50/326,719.92 = 136,144.50/x
  3. Step 3: Cross multiply
    236,746.50x = 326,719.92 × 136,144.50
  4. Step 4: Simplify right side
    236,746.50x = 44,481,120,148.44
  5. Step 5: Solve for x
    x = 44,481,120,148.44/236,746.50
  6. Step 6: Final answer
    x = 187,885.02

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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.