Home / 93,867.40-129,540.27-51,425.97

Finding the Fourth Proportional to 93,867.40, 129,540.27 and 51,425.97

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Solution

The fourth proportional to 93,867.40, 129,540.27 and 51,425.97 is: 70,969.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,867.40 : 129,540.27 = 51,425.97 : x
  2. Step 2: Convert to fraction form
    93,867.40/129,540.27 = 51,425.97/x
  3. Step 3: Cross multiply
    93,867.40x = 129,540.27 × 51,425.97
  4. Step 4: Simplify right side
    93,867.40x = 6,661,734,038.81
  5. Step 5: Solve for x
    x = 6,661,734,038.81/93,867.40
  6. Step 6: Final answer
    x = 70,969.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.