Home / 133,023.06-199,571.04-66,382.74

Finding the Fourth Proportional to 133,023.06, 199,571.04 and 66,382.74

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Solution

The fourth proportional to 133,023.06, 199,571.04 and 66,382.74 is: 99,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.06 : 199,571.04 = 66,382.74 : x
  2. Step 2: Convert to fraction form
    133,023.06/199,571.04 = 66,382.74/x
  3. Step 3: Cross multiply
    133,023.06x = 199,571.04 × 66,382.74
  4. Step 4: Simplify right side
    133,023.06x = 13,248,072,459.85
  5. Step 5: Solve for x
    x = 13,248,072,459.85/133,023.06
  6. Step 6: Final answer
    x = 99,592.30

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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.