Home / 236,844.02-326,849.03-129,418.58

Finding the Fourth Proportional to 236,844.02, 326,849.03 and 129,418.58

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Solution

The fourth proportional to 236,844.02, 326,849.03 and 129,418.58 is: 178,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,844.02 : 326,849.03 = 129,418.58 : x
  2. Step 2: Convert to fraction form
    236,844.02/326,849.03 = 129,418.58/x
  3. Step 3: Cross multiply
    236,844.02x = 326,849.03 × 129,418.58
  4. Step 4: Simplify right side
    236,844.02x = 42,300,335,055.64
  5. Step 5: Solve for x
    x = 42,300,335,055.64/236,844.02
  6. Step 6: Final answer
    x = 178,599.97

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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.