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Finding the Fourth Proportional to 235,055.20, 352,643.60 and 101,904.70

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Solution

The fourth proportional to 235,055.20, 352,643.60 and 101,904.70 is: 152,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,055.20 : 352,643.60 = 101,904.70 : x
  2. Step 2: Convert to fraction form
    235,055.20/352,643.60 = 101,904.70/x
  3. Step 3: Cross multiply
    235,055.20x = 352,643.60 × 101,904.70
  4. Step 4: Simplify right side
    235,055.20x = 35,936,040,264.92
  5. Step 5: Solve for x
    x = 35,936,040,264.92/235,055.20
  6. Step 6: Final answer
    x = 152,883.41

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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.