Home / 149,159.35-223,606.33-54,371.73

Finding the Fourth Proportional to 149,159.35, 223,606.33 and 54,371.73

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Solution

The fourth proportional to 149,159.35, 223,606.33 and 54,371.73 is: 81,509.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,159.35 : 223,606.33 = 54,371.73 : x
  2. Step 2: Convert to fraction form
    149,159.35/223,606.33 = 54,371.73/x
  3. Step 3: Cross multiply
    149,159.35x = 223,606.33 × 54,371.73
  4. Step 4: Simplify right side
    149,159.35x = 12,157,863,001.05
  5. Step 5: Solve for x
    x = 12,157,863,001.05/149,159.35
  6. Step 6: Final answer
    x = 81,509.22

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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.