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Finding the Fourth Proportional to 272,610.47, 376,213.47 and 151,744.07

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Solution

The fourth proportional to 272,610.47, 376,213.47 and 151,744.07 is: 209,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,610.47 : 376,213.47 = 151,744.07 : x
  2. Step 2: Convert to fraction form
    272,610.47/376,213.47 = 151,744.07/x
  3. Step 3: Cross multiply
    272,610.47x = 376,213.47 × 151,744.07
  4. Step 4: Simplify right side
    272,610.47x = 57,088,163,126.62
  5. Step 5: Solve for x
    x = 57,088,163,126.62/272,610.47
  6. Step 6: Final answer
    x = 209,412.95

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1.5x scale

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.