Home / 164,569.84-227,105.08-89,118.34

Finding the Fourth Proportional to 164,569.84, 227,105.08 and 89,118.34

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Solution

The fourth proportional to 164,569.84, 227,105.08 and 89,118.34 is: 122,982.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,569.84 : 227,105.08 = 89,118.34 : x
  2. Step 2: Convert to fraction form
    164,569.84/227,105.08 = 89,118.34/x
  3. Step 3: Cross multiply
    164,569.84x = 227,105.08 × 89,118.34
  4. Step 4: Simplify right side
    164,569.84x = 20,239,227,735.17
  5. Step 5: Solve for x
    x = 20,239,227,735.17/164,569.84
  6. Step 6: Final answer
    x = 122,982.61

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1.5x scale

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.