Home / 149,653.28-224,404.80-49,778.24

Finding the Fourth Proportional to 149,653.28, 224,404.80 and 49,778.24

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Solution

The fourth proportional to 149,653.28, 224,404.80 and 49,778.24 is: 74,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,653.28 : 224,404.80 = 49,778.24 : x
  2. Step 2: Convert to fraction form
    149,653.28/224,404.80 = 49,778.24/x
  3. Step 3: Cross multiply
    149,653.28x = 224,404.80 × 49,778.24
  4. Step 4: Simplify right side
    149,653.28x = 11,170,475,991.55
  5. Step 5: Solve for x
    x = 11,170,475,991.55/149,653.28
  6. Step 6: Final answer
    x = 74,642.37

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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.