Home / 119,605.05-179,448.93-53,091.75

Finding the Fourth Proportional to 119,605.05, 179,448.93 and 53,091.75

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Solution

The fourth proportional to 119,605.05, 179,448.93 and 53,091.75 is: 79,655.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,605.05 : 179,448.93 = 53,091.75 : x
  2. Step 2: Convert to fraction form
    119,605.05/179,448.93 = 53,091.75/x
  3. Step 3: Cross multiply
    119,605.05x = 179,448.93 × 53,091.75
  4. Step 4: Simplify right side
    119,605.05x = 9,527,257,729.33
  5. Step 5: Solve for x
    x = 9,527,257,729.33/119,605.05
  6. Step 6: Final answer
    x = 79,655.98

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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.