Home / 113,945.41-170,885.17-43,808.05

Finding the Fourth Proportional to 113,945.41, 170,885.17 and 43,808.05

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Solution

The fourth proportional to 113,945.41, 170,885.17 and 43,808.05 is: 65,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,945.41 : 170,885.17 = 43,808.05 : x
  2. Step 2: Convert to fraction form
    113,945.41/170,885.17 = 43,808.05/x
  3. Step 3: Cross multiply
    113,945.41x = 170,885.17 × 43,808.05
  4. Step 4: Simplify right side
    113,945.41x = 7,486,146,071.62
  5. Step 5: Solve for x
    x = 7,486,146,071.62/113,945.41
  6. Step 6: Final answer
    x = 65,699.41

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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.