Home / 272,003.10-375,356.79-151,141.26

Finding the Fourth Proportional to 272,003.10, 375,356.79 and 151,141.26

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Solution

The fourth proportional to 272,003.10, 375,356.79 and 151,141.26 is: 208,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,003.10 : 375,356.79 = 151,141.26 : x
  2. Step 2: Convert to fraction form
    272,003.10/375,356.79 = 151,141.26/x
  3. Step 3: Cross multiply
    272,003.10x = 375,356.79 × 151,141.26
  4. Step 4: Simplify right side
    272,003.10x = 56,731,898,190.16
  5. Step 5: Solve for x
    x = 56,731,898,190.16/272,003.10
  6. Step 6: Final answer
    x = 208,570.78

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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.