Home / 90,174.26-135,273.65-37,571.45

Finding the Fourth Proportional to 90,174.26, 135,273.65 and 37,571.45

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Solution

The fourth proportional to 90,174.26, 135,273.65 and 37,571.45 is: 56,362.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,174.26 : 135,273.65 = 37,571.45 : x
  2. Step 2: Convert to fraction form
    90,174.26/135,273.65 = 37,571.45/x
  3. Step 3: Cross multiply
    90,174.26x = 135,273.65 × 37,571.45
  4. Step 4: Simplify right side
    90,174.26x = 5,082,426,313.07
  5. Step 5: Solve for x
    x = 5,082,426,313.07/90,174.26
  6. Step 6: Final answer
    x = 56,362.27

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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.