Home / 62,817.02-86,685.69-34,135.43

Finding the Fourth Proportional to 62,817.02, 86,685.69 and 34,135.43

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Solution

The fourth proportional to 62,817.02, 86,685.69 and 34,135.43 is: 47,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,817.02 : 86,685.69 = 34,135.43 : x
  2. Step 2: Convert to fraction form
    62,817.02/86,685.69 = 34,135.43/x
  3. Step 3: Cross multiply
    62,817.02x = 86,685.69 × 34,135.43
  4. Step 4: Simplify right side
    62,817.02x = 2,959,052,997.58
  5. Step 5: Solve for x
    x = 2,959,052,997.58/62,817.02
  6. Step 6: Final answer
    x = 47,105.91

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1.5x scale

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.