Home / 181,733.80-272,600.70-131,967.40

Finding the Fourth Proportional to 181,733.80, 272,600.70 and 131,967.40

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Solution

The fourth proportional to 181,733.80, 272,600.70 and 131,967.40 is: 197,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,733.80 : 272,600.70 = 131,967.40 : x
  2. Step 2: Convert to fraction form
    181,733.80/272,600.70 = 131,967.40/x
  3. Step 3: Cross multiply
    181,733.80x = 272,600.70 × 131,967.40
  4. Step 4: Simplify right side
    181,733.80x = 35,974,405,617.18
  5. Step 5: Solve for x
    x = 35,974,405,617.18/181,733.80
  6. Step 6: Final answer
    x = 197,951.10

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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.