Home / 110,091.07-151,923.09-64,771.98

Finding the Fourth Proportional to 110,091.07, 151,923.09 and 64,771.98

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Solution

The fourth proportional to 110,091.07, 151,923.09 and 64,771.98 is: 89,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,091.07 : 151,923.09 = 64,771.98 : x
  2. Step 2: Convert to fraction form
    110,091.07/151,923.09 = 64,771.98/x
  3. Step 3: Cross multiply
    110,091.07x = 151,923.09 × 64,771.98
  4. Step 4: Simplify right side
    110,091.07x = 9,840,359,020.20
  5. Step 5: Solve for x
    x = 9,840,359,020.20/110,091.07
  6. Step 6: Final answer
    x = 89,383.81

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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.