Home / 149,119.72-223,672.26-55,618.20

Finding the Fourth Proportional to 149,119.72, 223,672.26 and 55,618.20

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Solution

The fourth proportional to 149,119.72, 223,672.26 and 55,618.20 is: 83,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,119.72 : 223,672.26 = 55,618.20 : x
  2. Step 2: Convert to fraction form
    149,119.72/223,672.26 = 55,618.20/x
  3. Step 3: Cross multiply
    149,119.72x = 223,672.26 × 55,618.20
  4. Step 4: Simplify right side
    149,119.72x = 12,440,248,491.13
  5. Step 5: Solve for x
    x = 12,440,248,491.13/149,119.72
  6. Step 6: Final answer
    x = 83,424.57

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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.