Home / 129,703.86-194,643.30-50,808.24

Finding the Fourth Proportional to 129,703.86, 194,643.30 and 50,808.24

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Solution

The fourth proportional to 129,703.86, 194,643.30 and 50,808.24 is: 76,246.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,703.86 : 194,643.30 = 50,808.24 : x
  2. Step 2: Convert to fraction form
    129,703.86/194,643.30 = 50,808.24/x
  3. Step 3: Cross multiply
    129,703.86x = 194,643.30 × 50,808.24
  4. Step 4: Simplify right side
    129,703.86x = 9,889,483,500.79
  5. Step 5: Solve for x
    x = 9,889,483,500.79/129,703.86
  6. Step 6: Final answer
    x = 76,246.64

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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.