Home / 94,254.86-141,384.11-75,447.60

Finding the Fourth Proportional to 94,254.86, 141,384.11 and 75,447.60

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Solution

The fourth proportional to 94,254.86, 141,384.11 and 75,447.60 is: 113,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,254.86 : 141,384.11 = 75,447.60 : x
  2. Step 2: Convert to fraction form
    94,254.86/141,384.11 = 75,447.60/x
  3. Step 3: Cross multiply
    94,254.86x = 141,384.11 × 75,447.60
  4. Step 4: Simplify right side
    94,254.86x = 10,667,091,400.40
  5. Step 5: Solve for x
    x = 10,667,091,400.40/94,254.86
  6. Step 6: Final answer
    x = 113,172.86

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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.