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Finding the Fourth Proportional to 272,195.54, 375,624.98 and 151,334.22

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Solution

The fourth proportional to 272,195.54, 375,624.98 and 151,334.22 is: 208,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,195.54 : 375,624.98 = 151,334.22 : x
  2. Step 2: Convert to fraction form
    272,195.54/375,624.98 = 151,334.22/x
  3. Step 3: Cross multiply
    272,195.54x = 375,624.98 × 151,334.22
  4. Step 4: Simplify right side
    272,195.54x = 56,844,914,580.24
  5. Step 5: Solve for x
    x = 56,844,914,580.24/272,195.54
  6. Step 6: Final answer
    x = 208,838.52

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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.