Home / 144,453.32-198,929.76-119,069.54

Finding the Fourth Proportional to 144,453.32, 198,929.76 and 119,069.54

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Solution

The fourth proportional to 144,453.32, 198,929.76 and 119,069.54 is: 163,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,453.32 : 198,929.76 = 119,069.54 : x
  2. Step 2: Convert to fraction form
    144,453.32/198,929.76 = 119,069.54/x
  3. Step 3: Cross multiply
    144,453.32x = 198,929.76 × 119,069.54
  4. Step 4: Simplify right side
    144,453.32x = 23,686,475,015.51
  5. Step 5: Solve for x
    x = 23,686,475,015.51/144,453.32
  6. Step 6: Final answer
    x = 163,973.21

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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.