Home / 133,068.32-199,635.60-39,571.52

Finding the Fourth Proportional to 133,068.32, 199,635.60 and 39,571.52

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Solution

The fourth proportional to 133,068.32, 199,635.60 and 39,571.52 is: 59,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,068.32 : 199,635.60 = 39,571.52 : x
  2. Step 2: Convert to fraction form
    133,068.32/199,635.60 = 39,571.52/x
  3. Step 3: Cross multiply
    133,068.32x = 199,635.60 × 39,571.52
  4. Step 4: Simplify right side
    133,068.32x = 7,899,884,138.11
  5. Step 5: Solve for x
    x = 7,899,884,138.11/133,068.32
  6. Step 6: Final answer
    x = 59,367.13

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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.