Home / 134,238.16-185,233.32-107,370.88

Finding the Fourth Proportional to 134,238.16, 185,233.32 and 107,370.88

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Solution

The fourth proportional to 134,238.16, 185,233.32 and 107,370.88 is: 148,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,238.16 : 185,233.32 = 107,370.88 : x
  2. Step 2: Convert to fraction form
    134,238.16/185,233.32 = 107,370.88/x
  3. Step 3: Cross multiply
    134,238.16x = 185,233.32 × 107,370.88
  4. Step 4: Simplify right side
    134,238.16x = 19,888,664,573.72
  5. Step 5: Solve for x
    x = 19,888,664,573.72/134,238.16
  6. Step 6: Final answer
    x = 148,159.54

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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.