Home / 94,527.72-130,447.71-51,507.09

Finding the Fourth Proportional to 94,527.72, 130,447.71 and 51,507.09

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Solution

The fourth proportional to 94,527.72, 130,447.71 and 51,507.09 is: 71,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,527.72 : 130,447.71 = 51,507.09 : x
  2. Step 2: Convert to fraction form
    94,527.72/130,447.71 = 51,507.09/x
  3. Step 3: Cross multiply
    94,527.72x = 130,447.71 × 51,507.09
  4. Step 4: Simplify right side
    94,527.72x = 6,718,981,939.26
  5. Step 5: Solve for x
    x = 6,718,981,939.26/94,527.72
  6. Step 6: Final answer
    x = 71,079.49

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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.