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Finding the Fourth Proportional to 176,845.60, 265,268.40 and 120,858.40

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Solution

The fourth proportional to 176,845.60, 265,268.40 and 120,858.40 is: 181,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,845.60 : 265,268.40 = 120,858.40 : x
  2. Step 2: Convert to fraction form
    176,845.60/265,268.40 = 120,858.40/x
  3. Step 3: Cross multiply
    176,845.60x = 265,268.40 × 120,858.40
  4. Step 4: Simplify right side
    176,845.60x = 32,059,914,394.56
  5. Step 5: Solve for x
    x = 32,059,914,394.56/176,845.60
  6. Step 6: Final answer
    x = 181,287.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.