Home / 149,520.28-224,320.76-49,696.60

Finding the Fourth Proportional to 149,520.28, 224,320.76 and 49,696.60

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Solution

The fourth proportional to 149,520.28, 224,320.76 and 49,696.60 is: 74,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,520.28 : 224,320.76 = 49,696.60 : x
  2. Step 2: Convert to fraction form
    149,520.28/224,320.76 = 49,696.60/x
  3. Step 3: Cross multiply
    149,520.28x = 224,320.76 × 49,696.60
  4. Step 4: Simplify right side
    149,520.28x = 11,147,979,081.42
  5. Step 5: Solve for x
    x = 11,147,979,081.42/149,520.28
  6. Step 6: Final answer
    x = 74,558.31

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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.