Home / 77,911.08-116,747.70-46,258.82

Finding the Fourth Proportional to 77,911.08, 116,747.70 and 46,258.82

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Solution

The fourth proportional to 77,911.08, 116,747.70 and 46,258.82 is: 69,317.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,911.08 : 116,747.70 = 46,258.82 : x
  2. Step 2: Convert to fraction form
    77,911.08/116,747.70 = 46,258.82/x
  3. Step 3: Cross multiply
    77,911.08x = 116,747.70 × 46,258.82
  4. Step 4: Simplify right side
    77,911.08x = 5,400,610,255.98
  5. Step 5: Solve for x
    x = 5,400,610,255.98/77,911.08
  6. Step 6: Final answer
    x = 69,317.62

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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.