Home / 149,019.12-223,529.15-36,702

Finding the Fourth Proportional to 149,019.12, 223,529.15 and 36,702

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Solution

The fourth proportional to 149,019.12, 223,529.15 and 36,702 is: 55,053.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,019.12 : 223,529.15 = 36,702 : x
  2. Step 2: Convert to fraction form
    149,019.12/223,529.15 = 36,702/x
  3. Step 3: Cross multiply
    149,019.12x = 223,529.15 × 36,702
  4. Step 4: Simplify right side
    149,019.12x = 8,203,966,679.79
  5. Step 5: Solve for x
    x = 8,203,966,679.79/149,019.12
  6. Step 6: Final answer
    x = 55,053.11

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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.