Home / 115,672.32-159,629.04-67,926.24

Finding the Fourth Proportional to 115,672.32, 159,629.04 and 67,926.24

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Solution

The fourth proportional to 115,672.32, 159,629.04 and 67,926.24 is: 93,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,672.32 : 159,629.04 = 67,926.24 : x
  2. Step 2: Convert to fraction form
    115,672.32/159,629.04 = 67,926.24/x
  3. Step 3: Cross multiply
    115,672.32x = 159,629.04 × 67,926.24
  4. Step 4: Simplify right side
    115,672.32x = 10,843,000,482.01
  5. Step 5: Solve for x
    x = 10,843,000,482.01/115,672.32
  6. Step 6: Final answer
    x = 93,738.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.