Home / 144,400.54-216,546.87-49,603.81

Finding the Fourth Proportional to 144,400.54, 216,546.87 and 49,603.81

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Solution

The fourth proportional to 144,400.54, 216,546.87 and 49,603.81 is: 74,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,400.54 : 216,546.87 = 49,603.81 : x
  2. Step 2: Convert to fraction form
    144,400.54/216,546.87 = 49,603.81/x
  3. Step 3: Cross multiply
    144,400.54x = 216,546.87 × 49,603.81
  4. Step 4: Simplify right side
    144,400.54x = 10,741,549,795.57
  5. Step 5: Solve for x
    x = 10,741,549,795.57/144,400.54
  6. Step 6: Final answer
    x = 74,387.19

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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.