Home / 272,122.48-375,533.54-149,620.03

Finding the Fourth Proportional to 272,122.48, 375,533.54 and 149,620.03

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Solution

The fourth proportional to 272,122.48, 375,533.54 and 149,620.03 is: 206,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,122.48 : 375,533.54 = 149,620.03 : x
  2. Step 2: Convert to fraction form
    272,122.48/375,533.54 = 149,620.03/x
  3. Step 3: Cross multiply
    272,122.48x = 375,533.54 × 149,620.03
  4. Step 4: Simplify right side
    272,122.48x = 56,187,339,520.81
  5. Step 5: Solve for x
    x = 56,187,339,520.81/272,122.48
  6. Step 6: Final answer
    x = 206,478.13

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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.