Home / 133,048.04-199,399.26-54,070.36

Finding the Fourth Proportional to 133,048.04, 199,399.26 and 54,070.36

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Solution

The fourth proportional to 133,048.04, 199,399.26 and 54,070.36 is: 81,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,048.04 : 199,399.26 = 54,070.36 : x
  2. Step 2: Convert to fraction form
    133,048.04/199,399.26 = 54,070.36/x
  3. Step 3: Cross multiply
    133,048.04x = 199,399.26 × 54,070.36
  4. Step 4: Simplify right side
    133,048.04x = 10,781,589,771.93
  5. Step 5: Solve for x
    x = 10,781,589,771.93/133,048.04
  6. Step 6: Final answer
    x = 81,035.31

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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.