Home / 134,522.69-185,712.55-104,240.03

Finding the Fourth Proportional to 134,522.69, 185,712.55 and 104,240.03

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Solution

The fourth proportional to 134,522.69, 185,712.55 and 104,240.03 is: 143,906.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,522.69 : 185,712.55 = 104,240.03 : x
  2. Step 2: Convert to fraction form
    134,522.69/185,712.55 = 104,240.03/x
  3. Step 3: Cross multiply
    134,522.69x = 185,712.55 × 104,240.03
  4. Step 4: Simplify right side
    134,522.69x = 19,358,680,594.21
  5. Step 5: Solve for x
    x = 19,358,680,594.21/134,522.69
  6. Step 6: Final answer
    x = 143,906.44

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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.