Home / 88,678.26-133,039.26-26,348.76

Finding the Fourth Proportional to 88,678.26, 133,039.26 and 26,348.76

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Solution

The fourth proportional to 88,678.26, 133,039.26 and 26,348.76 is: 39,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,678.26 : 133,039.26 = 26,348.76 : x
  2. Step 2: Convert to fraction form
    88,678.26/133,039.26 = 26,348.76/x
  3. Step 3: Cross multiply
    88,678.26x = 133,039.26 × 26,348.76
  4. Step 4: Simplify right side
    88,678.26x = 3,505,419,532.32
  5. Step 5: Solve for x
    x = 3,505,419,532.32/88,678.26
  6. Step 6: Final answer
    x = 39,529.64

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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.