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Finding the Fourth Proportional to 73,044.24, 100,769.04 and 42,814.24

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Solution

The fourth proportional to 73,044.24, 100,769.04 and 42,814.24 is: 59,064.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,044.24 : 100,769.04 = 42,814.24 : x
  2. Step 2: Convert to fraction form
    73,044.24/100,769.04 = 42,814.24/x
  3. Step 3: Cross multiply
    73,044.24x = 100,769.04 × 42,814.24
  4. Step 4: Simplify right side
    73,044.24x = 4,314,349,863.13
  5. Step 5: Solve for x
    x = 4,314,349,863.13/73,044.24
  6. Step 6: Final answer
    x = 59,064.89

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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.