Home / 86,517.02-119,390.13-48,274.58

Finding the Fourth Proportional to 86,517.02, 119,390.13 and 48,274.58

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Solution

The fourth proportional to 86,517.02, 119,390.13 and 48,274.58 is: 66,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,517.02 : 119,390.13 = 48,274.58 : x
  2. Step 2: Convert to fraction form
    86,517.02/119,390.13 = 48,274.58/x
  3. Step 3: Cross multiply
    86,517.02x = 119,390.13 × 48,274.58
  4. Step 4: Simplify right side
    86,517.02x = 5,763,507,784.94
  5. Step 5: Solve for x
    x = 5,763,507,784.94/86,517.02
  6. Step 6: Final answer
    x = 66,617.04

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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.