Home / 158,908.46-219,113.97-101,472.26

Finding the Fourth Proportional to 158,908.46, 219,113.97 and 101,472.26

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Solution

The fourth proportional to 158,908.46, 219,113.97 and 101,472.26 is: 139,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,908.46 : 219,113.97 = 101,472.26 : x
  2. Step 2: Convert to fraction form
    158,908.46/219,113.97 = 101,472.26/x
  3. Step 3: Cross multiply
    158,908.46x = 219,113.97 × 101,472.26
  4. Step 4: Simplify right side
    158,908.46x = 22,233,989,733.47
  5. Step 5: Solve for x
    x = 22,233,989,733.47/158,908.46
  6. Step 6: Final answer
    x = 139,916.97

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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.