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Finding the Fourth Proportional to 95,213.71, 131,393.91 and 54,927.01

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Solution

The fourth proportional to 95,213.71, 131,393.91 and 54,927.01 is: 75,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,213.71 : 131,393.91 = 54,927.01 : x
  2. Step 2: Convert to fraction form
    95,213.71/131,393.91 = 54,927.01/x
  3. Step 3: Cross multiply
    95,213.71x = 131,393.91 × 54,927.01
  4. Step 4: Simplify right side
    95,213.71x = 7,217,074,608.51
  5. Step 5: Solve for x
    x = 7,217,074,608.51/95,213.71
  6. Step 6: Final answer
    x = 75,798.69

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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.