Home / 236,468.89-326,334.02-129,045.86

Finding the Fourth Proportional to 236,468.89, 326,334.02 and 129,045.86

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Solution

The fourth proportional to 236,468.89, 326,334.02 and 129,045.86 is: 178,087.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,468.89 : 326,334.02 = 129,045.86 : x
  2. Step 2: Convert to fraction form
    236,468.89/326,334.02 = 129,045.86/x
  3. Step 3: Cross multiply
    236,468.89x = 326,334.02 × 129,045.86
  4. Step 4: Simplify right side
    236,468.89x = 42,112,053,205.01
  5. Step 5: Solve for x
    x = 42,112,053,205.01/236,468.89
  6. Step 6: Final answer
    x = 178,087.07

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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.