Home / 77,843.27-116,781.32-25,248.67

Finding the Fourth Proportional to 77,843.27, 116,781.32 and 25,248.67

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Solution

The fourth proportional to 77,843.27, 116,781.32 and 25,248.67 is: 37,878.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,843.27 : 116,781.32 = 25,248.67 : x
  2. Step 2: Convert to fraction form
    77,843.27/116,781.32 = 25,248.67/x
  3. Step 3: Cross multiply
    77,843.27x = 116,781.32 × 25,248.67
  4. Step 4: Simplify right side
    77,843.27x = 2,948,572,782.01
  5. Step 5: Solve for x
    x = 2,948,572,782.01/77,843.27
  6. Step 6: Final answer
    x = 37,878.33

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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.