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Finding the Fourth Proportional to 133,014.93, 199,410.03 and 61,900.88

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Solution

The fourth proportional to 133,014.93, 199,410.03 and 61,900.88 is: 92,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,014.93 : 199,410.03 = 61,900.88 : x
  2. Step 2: Convert to fraction form
    133,014.93/199,410.03 = 61,900.88/x
  3. Step 3: Cross multiply
    133,014.93x = 199,410.03 × 61,900.88
  4. Step 4: Simplify right side
    133,014.93x = 12,343,655,340.78
  5. Step 5: Solve for x
    x = 12,343,655,340.78/133,014.93
  6. Step 6: Final answer
    x = 92,799.02

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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.