Home / 51,846.78-71,548.16-29,186.05

Finding the Fourth Proportional to 51,846.78, 71,548.16 and 29,186.05

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Solution

The fourth proportional to 51,846.78, 71,548.16 and 29,186.05 is: 40,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,846.78 : 71,548.16 = 29,186.05 : x
  2. Step 2: Convert to fraction form
    51,846.78/71,548.16 = 29,186.05/x
  3. Step 3: Cross multiply
    51,846.78x = 71,548.16 × 29,186.05
  4. Step 4: Simplify right side
    51,846.78x = 2,088,207,947.46
  5. Step 5: Solve for x
    x = 2,088,207,947.46/51,846.78
  6. Step 6: Final answer
    x = 40,276.52

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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.