Home / 255,463.64-352,567.32-140,753.81

Finding the Fourth Proportional to 255,463.64, 352,567.32 and 140,753.81

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Solution

The fourth proportional to 255,463.64, 352,567.32 and 140,753.81 is: 194,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,463.64 : 352,567.32 = 140,753.81 : x
  2. Step 2: Convert to fraction form
    255,463.64/352,567.32 = 140,753.81/x
  3. Step 3: Cross multiply
    255,463.64x = 352,567.32 × 140,753.81
  4. Step 4: Simplify right side
    255,463.64x = 49,625,192,867.72
  5. Step 5: Solve for x
    x = 49,625,192,867.72/255,463.64
  6. Step 6: Final answer
    x = 194,255.41

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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.