Home / 149,078.76-223,570.72-49,220.36

Finding the Fourth Proportional to 149,078.76, 223,570.72 and 49,220.36

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Solution

The fourth proportional to 149,078.76, 223,570.72 and 49,220.36 is: 73,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,078.76 : 223,570.72 = 49,220.36 : x
  2. Step 2: Convert to fraction form
    149,078.76/223,570.72 = 49,220.36/x
  3. Step 3: Cross multiply
    149,078.76x = 223,570.72 × 49,220.36
  4. Step 4: Simplify right side
    149,078.76x = 11,004,231,323.86
  5. Step 5: Solve for x
    x = 11,004,231,323.86/149,078.76
  6. Step 6: Final answer
    x = 73,814.88

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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.