Home / 113,965.21-170,955.11-43,844.52

Finding the Fourth Proportional to 113,965.21, 170,955.11 and 43,844.52

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Solution

The fourth proportional to 113,965.21, 170,955.11 and 43,844.52 is: 65,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,965.21 : 170,955.11 = 43,844.52 : x
  2. Step 2: Convert to fraction form
    113,965.21/170,955.11 = 43,844.52/x
  3. Step 3: Cross multiply
    113,965.21x = 170,955.11 × 43,844.52
  4. Step 4: Simplify right side
    113,965.21x = 7,495,445,490.19
  5. Step 5: Solve for x
    x = 7,495,445,490.19/113,965.21
  6. Step 6: Final answer
    x = 65,769.59

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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.