Home / 131,387.06-197,081.67-56,502.02

Finding the Fourth Proportional to 131,387.06, 197,081.67 and 56,502.02

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Solution

The fourth proportional to 131,387.06, 197,081.67 and 56,502.02 is: 84,753.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,387.06 : 197,081.67 = 56,502.02 : x
  2. Step 2: Convert to fraction form
    131,387.06/197,081.67 = 56,502.02/x
  3. Step 3: Cross multiply
    131,387.06x = 197,081.67 × 56,502.02
  4. Step 4: Simplify right side
    131,387.06x = 11,135,512,459.97
  5. Step 5: Solve for x
    x = 11,135,512,459.97/131,387.06
  6. Step 6: Final answer
    x = 84,753.49

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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.