Home / 144,650.14-199,631.73-83,397.94

Finding the Fourth Proportional to 144,650.14, 199,631.73 and 83,397.94

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Solution

The fourth proportional to 144,650.14, 199,631.73 and 83,397.94 is: 115,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,650.14 : 199,631.73 = 83,397.94 : x
  2. Step 2: Convert to fraction form
    144,650.14/199,631.73 = 83,397.94/x
  3. Step 3: Cross multiply
    144,650.14x = 199,631.73 × 83,397.94
  4. Step 4: Simplify right side
    144,650.14x = 16,648,875,040.64
  5. Step 5: Solve for x
    x = 16,648,875,040.64/144,650.14
  6. Step 6: Final answer
    x = 115,097.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.