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Finding the Fourth Proportional to 273,386.19, 410,091.71 and 83,832.69

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Solution

The fourth proportional to 273,386.19, 410,091.71 and 83,832.69 is: 125,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,386.19 : 410,091.71 = 83,832.69 : x
  2. Step 2: Convert to fraction form
    273,386.19/410,091.71 = 83,832.69/x
  3. Step 3: Cross multiply
    273,386.19x = 410,091.71 × 83,832.69
  4. Step 4: Simplify right side
    273,386.19x = 34,379,090,776.84
  5. Step 5: Solve for x
    x = 34,379,090,776.84/273,386.19
  6. Step 6: Final answer
    x = 125,752.84

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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.