Home / 272,126.28-375,595.20-151,309.92

Finding the Fourth Proportional to 272,126.28, 375,595.20 and 151,309.92

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Solution

The fourth proportional to 272,126.28, 375,595.20 and 151,309.92 is: 208,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,126.28 : 375,595.20 = 151,309.92 : x
  2. Step 2: Convert to fraction form
    272,126.28/375,595.20 = 151,309.92/x
  3. Step 3: Cross multiply
    272,126.28x = 375,595.20 × 151,309.92
  4. Step 4: Simplify right side
    272,126.28x = 56,831,279,664.38
  5. Step 5: Solve for x
    x = 56,831,279,664.38/272,126.28
  6. Step 6: Final answer
    x = 208,841.57

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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.