Home / 208,888.13-313,344.35-59,115.89

Finding the Fourth Proportional to 208,888.13, 313,344.35 and 59,115.89

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Solution

The fourth proportional to 208,888.13, 313,344.35 and 59,115.89 is: 88,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,888.13 : 313,344.35 = 59,115.89 : x
  2. Step 2: Convert to fraction form
    208,888.13/313,344.35 = 59,115.89/x
  3. Step 3: Cross multiply
    208,888.13x = 313,344.35 × 59,115.89
  4. Step 4: Simplify right side
    208,888.13x = 18,523,630,126.72
  5. Step 5: Solve for x
    x = 18,523,630,126.72/208,888.13
  6. Step 6: Final answer
    x = 88,677.27

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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.