Home / 255,446.10-352,526.49-142,268.85

Finding the Fourth Proportional to 255,446.10, 352,526.49 and 142,268.85

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Solution

The fourth proportional to 255,446.10, 352,526.49 and 142,268.85 is: 196,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,446.10 : 352,526.49 = 142,268.85 : x
  2. Step 2: Convert to fraction form
    255,446.10/352,526.49 = 142,268.85/x
  3. Step 3: Cross multiply
    255,446.10x = 352,526.49 × 142,268.85
  4. Step 4: Simplify right side
    255,446.10x = 50,153,538,326.84
  5. Step 5: Solve for x
    x = 50,153,538,326.84/255,446.10
  6. Step 6: Final answer
    x = 196,337.07

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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.