Home / 100,004.40-150,006.60-26,132.40

Finding the Fourth Proportional to 100,004.40, 150,006.60 and 26,132.40

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Solution

The fourth proportional to 100,004.40, 150,006.60 and 26,132.40 is: 39,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,004.40 : 150,006.60 = 26,132.40 : x
  2. Step 2: Convert to fraction form
    100,004.40/150,006.60 = 26,132.40/x
  3. Step 3: Cross multiply
    100,004.40x = 150,006.60 × 26,132.40
  4. Step 4: Simplify right side
    100,004.40x = 3,920,032,473.84
  5. Step 5: Solve for x
    x = 3,920,032,473.84/100,004.40
  6. Step 6: Final answer
    x = 39,198.60

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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.