Home / 255,468.79-352,574.67-140,759.22

Finding the Fourth Proportional to 255,468.79, 352,574.67 and 140,759.22

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Solution

The fourth proportional to 255,468.79, 352,574.67 and 140,759.22 is: 194,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,468.79 : 352,574.67 = 140,759.22 : x
  2. Step 2: Convert to fraction form
    255,468.79/352,574.67 = 140,759.22/x
  3. Step 3: Cross multiply
    255,468.79x = 352,574.67 × 140,759.22
  4. Step 4: Simplify right side
    255,468.79x = 49,628,135,540.96
  5. Step 5: Solve for x
    x = 49,628,135,540.96/255,468.79
  6. Step 6: Final answer
    x = 194,263.01

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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.