Home / 144,192.11-216,288.11-104,998.64

Finding the Fourth Proportional to 144,192.11, 216,288.11 and 104,998.64

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Solution

The fourth proportional to 144,192.11, 216,288.11 and 104,998.64 is: 157,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,192.11 : 216,288.11 = 104,998.64 : x
  2. Step 2: Convert to fraction form
    144,192.11/216,288.11 = 104,998.64/x
  3. Step 3: Cross multiply
    144,192.11x = 216,288.11 × 104,998.64
  4. Step 4: Simplify right side
    144,192.11x = 22,709,956,579.23
  5. Step 5: Solve for x
    x = 22,709,956,579.23/144,192.11
  6. Step 6: Final answer
    x = 157,497.92

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1.5x scale

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.