Home / 194,019.24-291,037.07-67,672.20

Finding the Fourth Proportional to 194,019.24, 291,037.07 and 67,672.20

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Solution

The fourth proportional to 194,019.24, 291,037.07 and 67,672.20 is: 101,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019.24 : 291,037.07 = 67,672.20 : x
  2. Step 2: Convert to fraction form
    194,019.24/291,037.07 = 67,672.20/x
  3. Step 3: Cross multiply
    194,019.24x = 291,037.07 × 67,672.20
  4. Step 4: Simplify right side
    194,019.24x = 19,695,118,470.09
  5. Step 5: Solve for x
    x = 19,695,118,470.09/194,019.24
  6. Step 6: Final answer
    x = 101,511.16

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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.