Home / 80,739.64-121,095.18-24,566.20

Finding the Fourth Proportional to 80,739.64, 121,095.18 and 24,566.20

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Solution

The fourth proportional to 80,739.64, 121,095.18 and 24,566.20 is: 36,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,739.64 : 121,095.18 = 24,566.20 : x
  2. Step 2: Convert to fraction form
    80,739.64/121,095.18 = 24,566.20/x
  3. Step 3: Cross multiply
    80,739.64x = 121,095.18 × 24,566.20
  4. Step 4: Simplify right side
    80,739.64x = 2,974,848,410.92
  5. Step 5: Solve for x
    x = 2,974,848,410.92/80,739.64
  6. Step 6: Final answer
    x = 36,844.96

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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.