Home / 51,986.40-71,722.02-34,091.34

Finding the Fourth Proportional to 51,986.40, 71,722.02 and 34,091.34

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Solution

The fourth proportional to 51,986.40, 71,722.02 and 34,091.34 is: 47,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.40 : 71,722.02 = 34,091.34 : x
  2. Step 2: Convert to fraction form
    51,986.40/71,722.02 = 34,091.34/x
  3. Step 3: Cross multiply
    51,986.40x = 71,722.02 × 34,091.34
  4. Step 4: Simplify right side
    51,986.40x = 2,445,099,769.31
  5. Step 5: Solve for x
    x = 2,445,099,769.31/51,986.40
  6. Step 6: Final answer
    x = 47,033.45

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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.