Home / 192,355.08-265,441.48-107,470.32

Finding the Fourth Proportional to 192,355.08, 265,441.48 and 107,470.32

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Solution

The fourth proportional to 192,355.08, 265,441.48 and 107,470.32 is: 148,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,355.08 : 265,441.48 = 107,470.32 : x
  2. Step 2: Convert to fraction form
    192,355.08/265,441.48 = 107,470.32/x
  3. Step 3: Cross multiply
    192,355.08x = 265,441.48 × 107,470.32
  4. Step 4: Simplify right side
    192,355.08x = 28,527,080,796.87
  5. Step 5: Solve for x
    x = 28,527,080,796.87/192,355.08
  6. Step 6: Final answer
    x = 148,304.28

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1.5x scale

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.