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Finding the Fourth Proportional to 144,759.52, 218,125.40 and 119,040.40

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Solution

The fourth proportional to 144,759.52, 218,125.40 and 119,040.40 is: 179,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,759.52 : 218,125.40 = 119,040.40 : x
  2. Step 2: Convert to fraction form
    144,759.52/218,125.40 = 119,040.40/x
  3. Step 3: Cross multiply
    144,759.52x = 218,125.40 × 119,040.40
  4. Step 4: Simplify right side
    144,759.52x = 25,965,734,866.16
  5. Step 5: Solve for x
    x = 25,965,734,866.16/144,759.52
  6. Step 6: Final answer
    x = 179,371.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.