Home / 113,965.71-170,955.87-43,845.03

Finding the Fourth Proportional to 113,965.71, 170,955.87 and 43,845.03

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Solution

The fourth proportional to 113,965.71, 170,955.87 and 43,845.03 is: 65,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,965.71 : 170,955.87 = 43,845.03 : x
  2. Step 2: Convert to fraction form
    113,965.71/170,955.87 = 43,845.03/x
  3. Step 3: Cross multiply
    113,965.71x = 170,955.87 × 43,845.03
  4. Step 4: Simplify right side
    113,965.71x = 7,495,564,174.82
  5. Step 5: Solve for x
    x = 7,495,564,174.82/113,965.71
  6. Step 6: Final answer
    x = 65,770.35

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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.