Home / 166,035.36-229,135.68-94,428

Finding the Fourth Proportional to 166,035.36, 229,135.68 and 94,428

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Solution

The fourth proportional to 166,035.36, 229,135.68 and 94,428 is: 130,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,035.36 : 229,135.68 = 94,428 : x
  2. Step 2: Convert to fraction form
    166,035.36/229,135.68 = 94,428/x
  3. Step 3: Cross multiply
    166,035.36x = 229,135.68 × 94,428
  4. Step 4: Simplify right side
    166,035.36x = 21,636,823,991.04
  5. Step 5: Solve for x
    x = 21,636,823,991.04/166,035.36
  6. Step 6: Final answer
    x = 130,314.55

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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.