Home / 51,852.10-71,557.23-29,191.90

Finding the Fourth Proportional to 51,852.10, 71,557.23 and 29,191.90

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Solution

The fourth proportional to 51,852.10, 71,557.23 and 29,191.90 is: 40,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.10 : 71,557.23 = 29,191.90 : x
  2. Step 2: Convert to fraction form
    51,852.10/71,557.23 = 29,191.90/x
  3. Step 3: Cross multiply
    51,852.10x = 71,557.23 × 29,191.90
  4. Step 4: Simplify right side
    51,852.10x = 2,088,891,502.44
  5. Step 5: Solve for x
    x = 2,088,891,502.44/51,852.10
  6. Step 6: Final answer
    x = 40,285.57

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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.