Home / 149,790.60-224,718.30-49,933.80

Finding the Fourth Proportional to 149,790.60, 224,718.30 and 49,933.80

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Solution

The fourth proportional to 149,790.60, 224,718.30 and 49,933.80 is: 74,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,790.60 : 224,718.30 = 49,933.80 : x
  2. Step 2: Convert to fraction form
    149,790.60/224,718.30 = 49,933.80/x
  3. Step 3: Cross multiply
    149,790.60x = 224,718.30 × 49,933.80
  4. Step 4: Simplify right side
    149,790.60x = 11,221,038,648.54
  5. Step 5: Solve for x
    x = 11,221,038,648.54/149,790.60
  6. Step 6: Final answer
    x = 74,911.50

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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.