Home / 77,834.78-116,768.58-25,240.17

Finding the Fourth Proportional to 77,834.78, 116,768.58 and 25,240.17

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Solution

The fourth proportional to 77,834.78, 116,768.58 and 25,240.17 is: 37,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,834.78 : 116,768.58 = 25,240.17 : x
  2. Step 2: Convert to fraction form
    77,834.78/116,768.58 = 25,240.17/x
  3. Step 3: Cross multiply
    77,834.78x = 116,768.58 × 25,240.17
  4. Step 4: Simplify right side
    77,834.78x = 2,947,258,683.66
  5. Step 5: Solve for x
    x = 2,947,258,683.66/77,834.78
  6. Step 6: Final answer
    x = 37,865.58

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1.5x scale

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.