Home / 166,624.02-229,940.64-91,172.52

Finding the Fourth Proportional to 166,624.02, 229,940.64 and 91,172.52

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Solution

The fourth proportional to 166,624.02, 229,940.64 and 91,172.52 is: 125,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,624.02 : 229,940.64 = 91,172.52 : x
  2. Step 2: Convert to fraction form
    166,624.02/229,940.64 = 91,172.52/x
  3. Step 3: Cross multiply
    166,624.02x = 229,940.64 × 91,172.52
  4. Step 4: Simplify right side
    166,624.02x = 20,964,267,599.21
  5. Step 5: Solve for x
    x = 20,964,267,599.21/166,624.02
  6. Step 6: Final answer
    x = 125,817.80

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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.