Home / 224,335.71-309,587.00-122,361.20

Finding the Fourth Proportional to 224,335.71, 309,587.00 and 122,361.20

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Solution

The fourth proportional to 224,335.71, 309,587.00 and 122,361.20 is: 168,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,335.71 : 309,587.00 = 122,361.20 : x
  2. Step 2: Convert to fraction form
    224,335.71/309,587.00 = 122,361.20/x
  3. Step 3: Cross multiply
    224,335.71x = 309,587.00 × 122,361.20
  4. Step 4: Simplify right side
    224,335.71x = 37,881,435,825.61
  5. Step 5: Solve for x
    x = 37,881,435,825.61/224,335.71
  6. Step 6: Final answer
    x = 168,860.48

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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.