Home / 134,364.16-185,450.88-107,683.84

Finding the Fourth Proportional to 134,364.16, 185,450.88 and 107,683.84

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Solution

The fourth proportional to 134,364.16, 185,450.88 and 107,683.84 is: 148,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,364.16 : 185,450.88 = 107,683.84 : x
  2. Step 2: Convert to fraction form
    134,364.16/185,450.88 = 107,683.84/x
  3. Step 3: Cross multiply
    134,364.16x = 185,450.88 × 107,683.84
  4. Step 4: Simplify right side
    134,364.16x = 19,970,062,889.78
  5. Step 5: Solve for x
    x = 19,970,062,889.78/134,364.16
  6. Step 6: Final answer
    x = 148,626.41

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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.