Home / 149,077.50-223,568.55-49,215.30

Finding the Fourth Proportional to 149,077.50, 223,568.55 and 49,215.30

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Solution

The fourth proportional to 149,077.50, 223,568.55 and 49,215.30 is: 73,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,077.50 : 223,568.55 = 49,215.30 : x
  2. Step 2: Convert to fraction form
    149,077.50/223,568.55 = 49,215.30/x
  3. Step 3: Cross multiply
    149,077.50x = 223,568.55 × 49,215.30
  4. Step 4: Simplify right side
    149,077.50x = 11,002,993,258.82
  5. Step 5: Solve for x
    x = 11,002,993,258.82/149,077.50
  6. Step 6: Final answer
    x = 73,807.20

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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.