Home / 100,837.02-151,278.29-33,368.88

Finding the Fourth Proportional to 100,837.02, 151,278.29 and 33,368.88

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Solution

The fourth proportional to 100,837.02, 151,278.29 and 33,368.88 is: 50,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,837.02 : 151,278.29 = 33,368.88 : x
  2. Step 2: Convert to fraction form
    100,837.02/151,278.29 = 33,368.88/x
  3. Step 3: Cross multiply
    100,837.02x = 151,278.29 × 33,368.88
  4. Step 4: Simplify right side
    100,837.02x = 5,047,987,105.62
  5. Step 5: Solve for x
    x = 5,047,987,105.62/100,837.02
  6. Step 6: Final answer
    x = 50,060.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.