Home / 180,224.72-248,705.70-99,650.12

Finding the Fourth Proportional to 180,224.72, 248,705.70 and 99,650.12

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Solution

The fourth proportional to 180,224.72, 248,705.70 and 99,650.12 is: 137,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,224.72 : 248,705.70 = 99,650.12 : x
  2. Step 2: Convert to fraction form
    180,224.72/248,705.70 = 99,650.12/x
  3. Step 3: Cross multiply
    180,224.72x = 248,705.70 × 99,650.12
  4. Step 4: Simplify right side
    180,224.72x = 24,783,552,849.68
  5. Step 5: Solve for x
    x = 24,783,552,849.68/180,224.72
  6. Step 6: Final answer
    x = 137,514.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.