Home / 94,701.02-142,134.53-38,540.88

Finding the Fourth Proportional to 94,701.02, 142,134.53 and 38,540.88

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Solution

The fourth proportional to 94,701.02, 142,134.53 and 38,540.88 is: 57,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,701.02 : 142,134.53 = 38,540.88 : x
  2. Step 2: Convert to fraction form
    94,701.02/142,134.53 = 38,540.88/x
  3. Step 3: Cross multiply
    94,701.02x = 142,134.53 × 38,540.88
  4. Step 4: Simplify right side
    94,701.02x = 5,477,989,671.88
  5. Step 5: Solve for x
    x = 5,477,989,671.88/94,701.02
  6. Step 6: Final answer
    x = 57,845.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.