Home / 113,540.64-170,331-46,943.46

Finding the Fourth Proportional to 113,540.64, 170,331 and 46,943.46

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Solution

The fourth proportional to 113,540.64, 170,331 and 46,943.46 is: 70,423.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,540.64 : 170,331 = 46,943.46 : x
  2. Step 2: Convert to fraction form
    113,540.64/170,331 = 46,943.46/x
  3. Step 3: Cross multiply
    113,540.64x = 170,331 × 46,943.46
  4. Step 4: Simplify right side
    113,540.64x = 7,995,926,485.26
  5. Step 5: Solve for x
    x = 7,995,926,485.26/113,540.64
  6. Step 6: Final answer
    x = 70,423.48

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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.