Home / 57,619.02-79,519.47-34,963.75

Finding the Fourth Proportional to 57,619.02, 79,519.47 and 34,963.75

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Solution

The fourth proportional to 57,619.02, 79,519.47 and 34,963.75 is: 48,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,619.02 : 79,519.47 = 34,963.75 : x
  2. Step 2: Convert to fraction form
    57,619.02/79,519.47 = 34,963.75/x
  3. Step 3: Cross multiply
    57,619.02x = 79,519.47 × 34,963.75
  4. Step 4: Simplify right side
    57,619.02x = 2,780,298,670.41
  5. Step 5: Solve for x
    x = 2,780,298,670.41/57,619.02
  6. Step 6: Final answer
    x = 48,253.14

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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.