Home / 101,144.13-151,723.48-38,814.63

Finding the Fourth Proportional to 101,144.13, 151,723.48 and 38,814.63

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Solution

The fourth proportional to 101,144.13, 151,723.48 and 38,814.63 is: 58,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,144.13 : 151,723.48 = 38,814.63 : x
  2. Step 2: Convert to fraction form
    101,144.13/151,723.48 = 38,814.63/x
  3. Step 3: Cross multiply
    101,144.13x = 151,723.48 × 38,814.63
  4. Step 4: Simplify right side
    101,144.13x = 5,889,090,738.51
  5. Step 5: Solve for x
    x = 5,889,090,738.51/101,144.13
  6. Step 6: Final answer
    x = 58,224.74

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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.