Home / 255,446.13-352,526.60-142,268.88

Finding the Fourth Proportional to 255,446.13, 352,526.60 and 142,268.88

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Solution

The fourth proportional to 255,446.13, 352,526.60 and 142,268.88 is: 196,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,446.13 : 352,526.60 = 142,268.88 : x
  2. Step 2: Convert to fraction form
    255,446.13/352,526.60 = 142,268.88/x
  3. Step 3: Cross multiply
    255,446.13x = 352,526.60 × 142,268.88
  4. Step 4: Simplify right side
    255,446.13x = 50,153,564,552.21
  5. Step 5: Solve for x
    x = 50,153,564,552.21/255,446.13
  6. Step 6: Final answer
    x = 196,337.15

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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.