Home / 272,217.07-375,649.71-149,708.41

Finding the Fourth Proportional to 272,217.07, 375,649.71 and 149,708.41

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Solution

The fourth proportional to 272,217.07, 375,649.71 and 149,708.41 is: 206,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,217.07 : 375,649.71 = 149,708.41 : x
  2. Step 2: Convert to fraction form
    272,217.07/375,649.71 = 149,708.41/x
  3. Step 3: Cross multiply
    272,217.07x = 375,649.71 × 149,708.41
  4. Step 4: Simplify right side
    272,217.07x = 56,237,920,801.06
  5. Step 5: Solve for x
    x = 56,237,920,801.06/272,217.07
  6. Step 6: Final answer
    x = 206,592.19

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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.