Home / 144,202.19-216,328.20-64,268.56

Finding the Fourth Proportional to 144,202.19, 216,328.20 and 64,268.56

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Solution

The fourth proportional to 144,202.19, 216,328.20 and 64,268.56 is: 96,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,202.19 : 216,328.20 = 64,268.56 : x
  2. Step 2: Convert to fraction form
    144,202.19/216,328.20 = 64,268.56/x
  3. Step 3: Cross multiply
    144,202.19x = 216,328.20 × 64,268.56
  4. Step 4: Simplify right side
    144,202.19x = 13,903,101,901.39
  5. Step 5: Solve for x
    x = 13,903,101,901.39/144,202.19
  6. Step 6: Final answer
    x = 96,413.94

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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.