Home / 95,840.55-143,788.59-39,670.29

Finding the Fourth Proportional to 95,840.55, 143,788.59 and 39,670.29

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Solution

The fourth proportional to 95,840.55, 143,788.59 and 39,670.29 is: 59,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,840.55 : 143,788.59 = 39,670.29 : x
  2. Step 2: Convert to fraction form
    95,840.55/143,788.59 = 39,670.29/x
  3. Step 3: Cross multiply
    95,840.55x = 143,788.59 × 39,670.29
  4. Step 4: Simplify right side
    95,840.55x = 5,704,135,063.99
  5. Step 5: Solve for x
    x = 5,704,135,063.99/95,840.55
  6. Step 6: Final answer
    x = 59,516.93

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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.