Home / 144,182.92-216,274.26-104,989.36

Finding the Fourth Proportional to 144,182.92, 216,274.26 and 104,989.36

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Solution

The fourth proportional to 144,182.92, 216,274.26 and 104,989.36 is: 157,483.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,182.92 : 216,274.26 = 104,989.36 : x
  2. Step 2: Convert to fraction form
    144,182.92/216,274.26 = 104,989.36/x
  3. Step 3: Cross multiply
    144,182.92x = 216,274.26 × 104,989.36
  4. Step 4: Simplify right side
    144,182.92x = 22,706,496,141.87
  5. Step 5: Solve for x
    x = 22,706,496,141.87/144,182.92
  6. Step 6: Final answer
    x = 157,483.95

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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.