Home / 149,173.49-223,760.84-60,428.68

Finding the Fourth Proportional to 149,173.49, 223,760.84 and 60,428.68

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Solution

The fourth proportional to 149,173.49, 223,760.84 and 60,428.68 is: 90,643.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,173.49 : 223,760.84 = 60,428.68 : x
  2. Step 2: Convert to fraction form
    149,173.49/223,760.84 = 60,428.68/x
  3. Step 3: Cross multiply
    149,173.49x = 223,760.84 × 60,428.68
  4. Step 4: Simplify right side
    149,173.49x = 13,521,571,788.56
  5. Step 5: Solve for x
    x = 13,521,571,788.56/149,173.49
  6. Step 6: Final answer
    x = 90,643.26

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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.