Home / 208,867.79-313,318.24-59,109.01

Finding the Fourth Proportional to 208,867.79, 313,318.24 and 59,109.01

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Solution

The fourth proportional to 208,867.79, 313,318.24 and 59,109.01 is: 88,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,867.79 : 313,318.24 = 59,109.01 : x
  2. Step 2: Convert to fraction form
    208,867.79/313,318.24 = 59,109.01/x
  3. Step 3: Cross multiply
    208,867.79x = 313,318.24 × 59,109.01
  4. Step 4: Simplify right side
    208,867.79x = 18,519,930,050.27
  5. Step 5: Solve for x
    x = 18,519,930,050.27/208,867.79
  6. Step 6: Final answer
    x = 88,668.19

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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.