Home / 62,811.44-86,680.12-34,131.32

Finding the Fourth Proportional to 62,811.44, 86,680.12 and 34,131.32

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Solution

The fourth proportional to 62,811.44, 86,680.12 and 34,131.32 is: 47,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,811.44 : 86,680.12 = 34,131.32 : x
  2. Step 2: Convert to fraction form
    62,811.44/86,680.12 = 34,131.32/x
  3. Step 3: Cross multiply
    62,811.44x = 86,680.12 × 34,131.32
  4. Step 4: Simplify right side
    62,811.44x = 2,958,506,959.40
  5. Step 5: Solve for x
    x = 2,958,506,959.40/62,811.44
  6. Step 6: Final answer
    x = 47,101.41

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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.