Home / 90,580.26-135,826.68-37,975.62

Finding the Fourth Proportional to 90,580.26, 135,826.68 and 37,975.62

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Solution

The fourth proportional to 90,580.26, 135,826.68 and 37,975.62 is: 56,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,580.26 : 135,826.68 = 37,975.62 : x
  2. Step 2: Convert to fraction form
    90,580.26/135,826.68 = 37,975.62/x
  3. Step 3: Cross multiply
    90,580.26x = 135,826.68 × 37,975.62
  4. Step 4: Simplify right side
    90,580.26x = 5,158,102,385.54
  5. Step 5: Solve for x
    x = 5,158,102,385.54/90,580.26
  6. Step 6: Final answer
    x = 56,945.10

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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.