Home / 134,679.07-185,788.83-102,792.61

Finding the Fourth Proportional to 134,679.07, 185,788.83 and 102,792.61

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Solution

The fourth proportional to 134,679.07, 185,788.83 and 102,792.61 is: 141,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,679.07 : 185,788.83 = 102,792.61 : x
  2. Step 2: Convert to fraction form
    134,679.07/185,788.83 = 102,792.61/x
  3. Step 3: Cross multiply
    134,679.07x = 185,788.83 × 102,792.61
  4. Step 4: Simplify right side
    134,679.07x = 19,097,718,744.55
  5. Step 5: Solve for x
    x = 19,097,718,744.55/134,679.07
  6. Step 6: Final answer
    x = 141,801.68

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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.