Home / 208,888.10-313,344.30-59,115.86

Finding the Fourth Proportional to 208,888.10, 313,344.30 and 59,115.86

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Solution

The fourth proportional to 208,888.10, 313,344.30 and 59,115.86 is: 88,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,888.10 : 313,344.30 = 59,115.86 : x
  2. Step 2: Convert to fraction form
    208,888.10/313,344.30 = 59,115.86/x
  3. Step 3: Cross multiply
    208,888.10x = 313,344.30 × 59,115.86
  4. Step 4: Simplify right side
    208,888.10x = 18,523,617,268.08
  5. Step 5: Solve for x
    x = 18,523,617,268.08/208,888.10
  6. Step 6: Final answer
    x = 88,677.23

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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.