Home / 93,964.40-129,671.96-53,683.52

Finding the Fourth Proportional to 93,964.40, 129,671.96 and 53,683.52

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Solution

The fourth proportional to 93,964.40, 129,671.96 and 53,683.52 is: 74,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,964.40 : 129,671.96 = 53,683.52 : x
  2. Step 2: Convert to fraction form
    93,964.40/129,671.96 = 53,683.52/x
  3. Step 3: Cross multiply
    93,964.40x = 129,671.96 × 53,683.52
  4. Step 4: Simplify right side
    93,964.40x = 6,961,247,258.10
  5. Step 5: Solve for x
    x = 6,961,247,258.10/93,964.40
  6. Step 6: Final answer
    x = 74,083.88

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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.