Home / 272,033.76-375,408.66-151,186.38

Finding the Fourth Proportional to 272,033.76, 375,408.66 and 151,186.38

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Solution

The fourth proportional to 272,033.76, 375,408.66 and 151,186.38 is: 208,638.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,033.76 : 375,408.66 = 151,186.38 : x
  2. Step 2: Convert to fraction form
    272,033.76/375,408.66 = 151,186.38/x
  3. Step 3: Cross multiply
    272,033.76x = 375,408.66 × 151,186.38
  4. Step 4: Simplify right side
    272,033.76x = 56,756,676,326.05
  5. Step 5: Solve for x
    x = 56,756,676,326.05/272,033.76
  6. Step 6: Final answer
    x = 208,638.36

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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.