Home / 109,862.46-164,792.51-83,371.11

Finding the Fourth Proportional to 109,862.46, 164,792.51 and 83,371.11

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Solution

The fourth proportional to 109,862.46, 164,792.51 and 83,371.11 is: 125,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,862.46 : 164,792.51 = 83,371.11 : x
  2. Step 2: Convert to fraction form
    109,862.46/164,792.51 = 83,371.11/x
  3. Step 3: Cross multiply
    109,862.46x = 164,792.51 × 83,371.11
  4. Step 4: Simplify right side
    109,862.46x = 13,738,934,478.39
  5. Step 5: Solve for x
    x = 13,738,934,478.39/109,862.46
  6. Step 6: Final answer
    x = 125,055.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.