Home / 255,207.32-352,178.72-142,027.64

Finding the Fourth Proportional to 255,207.32, 352,178.72 and 142,027.64

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Solution

The fourth proportional to 255,207.32, 352,178.72 and 142,027.64 is: 195,994.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,207.32 : 352,178.72 = 142,027.64 : x
  2. Step 2: Convert to fraction form
    255,207.32/352,178.72 = 142,027.64/x
  3. Step 3: Cross multiply
    255,207.32x = 352,178.72 × 142,027.64
  4. Step 4: Simplify right side
    255,207.32x = 50,019,112,459.82
  5. Step 5: Solve for x
    x = 50,019,112,459.82/255,207.32
  6. Step 6: Final answer
    x = 195,994.04

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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.