Home / 149,490.09-224,273.03-49,650.81

Finding the Fourth Proportional to 149,490.09, 224,273.03 and 49,650.81

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Solution

The fourth proportional to 149,490.09, 224,273.03 and 49,650.81 is: 74,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,490.09 : 224,273.03 = 49,650.81 : x
  2. Step 2: Convert to fraction form
    149,490.09/224,273.03 = 49,650.81/x
  3. Step 3: Cross multiply
    149,490.09x = 224,273.03 × 49,650.81
  4. Step 4: Simplify right side
    149,490.09x = 11,135,337,352.40
  5. Step 5: Solve for x
    x = 11,135,337,352.40/149,490.09
  6. Step 6: Final answer
    x = 74,488.80

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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.