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Finding the Fourth Proportional to 166,457.92, 229,693.92 and 98,477.44

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Solution

The fourth proportional to 166,457.92, 229,693.92 and 98,477.44 is: 135,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,457.92 : 229,693.92 = 98,477.44 : x
  2. Step 2: Convert to fraction form
    166,457.92/229,693.92 = 98,477.44/x
  3. Step 3: Cross multiply
    166,457.92x = 229,693.92 × 98,477.44
  4. Step 4: Simplify right side
    166,457.92x = 22,619,669,225.16
  5. Step 5: Solve for x
    x = 22,619,669,225.16/166,457.92
  6. Step 6: Final answer
    x = 135,888.21

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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.