Home / 236,503.13-326,729.75-155,024.78

Finding the Fourth Proportional to 236,503.13, 326,729.75 and 155,024.78

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Solution

The fourth proportional to 236,503.13, 326,729.75 and 155,024.78 is: 214,167.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,503.13 : 326,729.75 = 155,024.78 : x
  2. Step 2: Convert to fraction form
    236,503.13/326,729.75 = 155,024.78/x
  3. Step 3: Cross multiply
    236,503.13x = 326,729.75 × 155,024.78
  4. Step 4: Simplify right side
    236,503.13x = 50,651,207,613.21
  5. Step 5: Solve for x
    x = 50,651,207,613.21/236,503.13
  6. Step 6: Final answer
    x = 214,167.18

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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.