Home / 149,207.80-223,811.70-115,382.20

Finding the Fourth Proportional to 149,207.80, 223,811.70 and 115,382.20

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Solution

The fourth proportional to 149,207.80, 223,811.70 and 115,382.20 is: 173,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,207.80 : 223,811.70 = 115,382.20 : x
  2. Step 2: Convert to fraction form
    149,207.80/223,811.70 = 115,382.20/x
  3. Step 3: Cross multiply
    149,207.80x = 223,811.70 × 115,382.20
  4. Step 4: Simplify right side
    149,207.80x = 25,823,886,331.74
  5. Step 5: Solve for x
    x = 25,823,886,331.74/149,207.80
  6. Step 6: Final answer
    x = 173,073.30

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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.