Home / 272,049.26-375,428.75-151,190.17

Finding the Fourth Proportional to 272,049.26, 375,428.75 and 151,190.17

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Solution

The fourth proportional to 272,049.26, 375,428.75 and 151,190.17 is: 208,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,049.26 : 375,428.75 = 151,190.17 : x
  2. Step 2: Convert to fraction form
    272,049.26/375,428.75 = 151,190.17/x
  3. Step 3: Cross multiply
    272,049.26x = 375,428.75 × 151,190.17
  4. Step 4: Simplify right side
    272,049.26x = 56,761,134,840.86
  5. Step 5: Solve for x
    x = 56,761,134,840.86/272,049.26
  6. Step 6: Final answer
    x = 208,642.86

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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.