Home / 77,552.48-116,099.08-47,874.89

Finding the Fourth Proportional to 77,552.48, 116,099.08 and 47,874.89

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Solution

The fourth proportional to 77,552.48, 116,099.08 and 47,874.89 is: 71,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,552.48 : 116,099.08 = 47,874.89 : x
  2. Step 2: Convert to fraction form
    77,552.48/116,099.08 = 47,874.89/x
  3. Step 3: Cross multiply
    77,552.48x = 116,099.08 × 47,874.89
  4. Step 4: Simplify right side
    77,552.48x = 5,558,230,684.10
  5. Step 5: Solve for x
    x = 5,558,230,684.10/77,552.48
  6. Step 6: Final answer
    x = 71,670.57

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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.