Home / 134,513.73-200,823.10-102,756.33

Finding the Fourth Proportional to 134,513.73, 200,823.10 and 102,756.33

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Solution

The fourth proportional to 134,513.73, 200,823.10 and 102,756.33 is: 153,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,513.73 : 200,823.10 = 102,756.33 : x
  2. Step 2: Convert to fraction form
    134,513.73/200,823.10 = 102,756.33/x
  3. Step 3: Cross multiply
    134,513.73x = 200,823.10 × 102,756.33
  4. Step 4: Simplify right side
    134,513.73x = 20,635,844,478.33
  5. Step 5: Solve for x
    x = 20,635,844,478.33/134,513.73
  6. Step 6: Final answer
    x = 153,410.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.