Home / 119,682.88-179,176.64-69,610.24

Finding the Fourth Proportional to 119,682.88, 179,176.64 and 69,610.24

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Solution

The fourth proportional to 119,682.88, 179,176.64 and 69,610.24 is: 104,213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,682.88 : 179,176.64 = 69,610.24 : x
  2. Step 2: Convert to fraction form
    119,682.88/179,176.64 = 69,610.24/x
  3. Step 3: Cross multiply
    119,682.88x = 179,176.64 × 69,610.24
  4. Step 4: Simplify right side
    119,682.88x = 12,472,528,912.79
  5. Step 5: Solve for x
    x = 12,472,528,912.79/119,682.88
  6. Step 6: Final answer
    x = 104,213.14

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1.5x scale

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.