Home / 134,497.00-185,606.46-77,138.57

Finding the Fourth Proportional to 134,497.00, 185,606.46 and 77,138.57

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Solution

The fourth proportional to 134,497.00, 185,606.46 and 77,138.57 is: 106,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,497.00 : 185,606.46 = 77,138.57 : x
  2. Step 2: Convert to fraction form
    134,497.00/185,606.46 = 77,138.57/x
  3. Step 3: Cross multiply
    134,497.00x = 185,606.46 × 77,138.57
  4. Step 4: Simplify right side
    134,497.00x = 14,317,416,907.16
  5. Step 5: Solve for x
    x = 14,317,416,907.16/134,497.00
  6. Step 6: Final answer
    x = 106,451.57

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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.