Home / 144,928.07-199,908.72-104,700.95

Finding the Fourth Proportional to 144,928.07, 199,908.72 and 104,700.95

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Solution

The fourth proportional to 144,928.07, 199,908.72 and 104,700.95 is: 144,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,928.07 : 199,908.72 = 104,700.95 : x
  2. Step 2: Convert to fraction form
    144,928.07/199,908.72 = 104,700.95/x
  3. Step 3: Cross multiply
    144,928.07x = 199,908.72 × 104,700.95
  4. Step 4: Simplify right side
    144,928.07x = 20,930,632,897.28
  5. Step 5: Solve for x
    x = 20,930,632,897.28/144,928.07
  6. Step 6: Final answer
    x = 144,420.84

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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.