Home / 86,216.02-118,977.33-48,489.46

Finding the Fourth Proportional to 86,216.02, 118,977.33 and 48,489.46

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Solution

The fourth proportional to 86,216.02, 118,977.33 and 48,489.46 is: 66,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,216.02 : 118,977.33 = 48,489.46 : x
  2. Step 2: Convert to fraction form
    86,216.02/118,977.33 = 48,489.46/x
  3. Step 3: Cross multiply
    86,216.02x = 118,977.33 × 48,489.46
  4. Step 4: Simplify right side
    86,216.02x = 5,769,146,483.94
  5. Step 5: Solve for x
    x = 5,769,146,483.94/86,216.02
  6. Step 6: Final answer
    x = 66,915.02

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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.