Home / 93,680.44-129,283.74-55,461.92

Finding the Fourth Proportional to 93,680.44, 129,283.74 and 55,461.92

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Solution

The fourth proportional to 93,680.44, 129,283.74 and 55,461.92 is: 76,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,680.44 : 129,283.74 = 55,461.92 : x
  2. Step 2: Convert to fraction form
    93,680.44/129,283.74 = 55,461.92/x
  3. Step 3: Cross multiply
    93,680.44x = 129,283.74 × 55,461.92
  4. Step 4: Simplify right side
    93,680.44x = 7,170,324,445.18
  5. Step 5: Solve for x
    x = 7,170,324,445.18/93,680.44
  6. Step 6: Final answer
    x = 76,540.25

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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.