Home / 51,713.28-71,308.49-47,186.19

Finding the Fourth Proportional to 51,713.28, 71,308.49 and 47,186.19

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Solution

The fourth proportional to 51,713.28, 71,308.49 and 47,186.19 is: 65,065.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,713.28 : 71,308.49 = 47,186.19 : x
  2. Step 2: Convert to fraction form
    51,713.28/71,308.49 = 47,186.19/x
  3. Step 3: Cross multiply
    51,713.28x = 71,308.49 × 47,186.19
  4. Step 4: Simplify right side
    51,713.28x = 3,364,775,721.82
  5. Step 5: Solve for x
    x = 3,364,775,721.82/51,713.28
  6. Step 6: Final answer
    x = 65,065.99

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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.