Home / 234,721.02-323,915.16-127,291.02

Finding the Fourth Proportional to 234,721.02, 323,915.16 and 127,291.02

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Solution

The fourth proportional to 234,721.02, 323,915.16 and 127,291.02 is: 175,661.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,721.02 : 323,915.16 = 127,291.02 : x
  2. Step 2: Convert to fraction form
    234,721.02/323,915.16 = 127,291.02/x
  3. Step 3: Cross multiply
    234,721.02x = 323,915.16 × 127,291.02
  4. Step 4: Simplify right side
    234,721.02x = 41,231,491,109.86
  5. Step 5: Solve for x
    x = 41,231,491,109.86/234,721.02
  6. Step 6: Final answer
    x = 175,661.69

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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.