Home / 133,080.09-199,622.91-47,696.49

Finding the Fourth Proportional to 133,080.09, 199,622.91 and 47,696.49

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Solution

The fourth proportional to 133,080.09, 199,622.91 and 47,696.49 is: 71,545.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080.09 : 199,622.91 = 47,696.49 : x
  2. Step 2: Convert to fraction form
    133,080.09/199,622.91 = 47,696.49/x
  3. Step 3: Cross multiply
    133,080.09x = 199,622.91 × 47,696.49
  4. Step 4: Simplify right side
    133,080.09x = 9,521,312,130.59
  5. Step 5: Solve for x
    x = 9,521,312,130.59/133,080.09
  6. Step 6: Final answer
    x = 71,545.73

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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.