Home / 255,268.12-352,281.72-142,098.16

Finding the Fourth Proportional to 255,268.12, 352,281.72 and 142,098.16

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Solution

The fourth proportional to 255,268.12, 352,281.72 and 142,098.16 is: 196,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,268.12 : 352,281.72 = 142,098.16 : x
  2. Step 2: Convert to fraction form
    255,268.12/352,281.72 = 142,098.16/x
  3. Step 3: Cross multiply
    255,268.12x = 352,281.72 × 142,098.16
  4. Step 4: Simplify right side
    255,268.12x = 50,058,584,213.64
  5. Step 5: Solve for x
    x = 50,058,584,213.64/255,268.12
  6. Step 6: Final answer
    x = 196,101.98

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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.