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Finding the Fourth Proportional to 235,080.48, 352,545.84 and 77,272.44

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Solution

The fourth proportional to 235,080.48, 352,545.84 and 77,272.44 is: 115,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,080.48 : 352,545.84 = 77,272.44 : x
  2. Step 2: Convert to fraction form
    235,080.48/352,545.84 = 77,272.44/x
  3. Step 3: Cross multiply
    235,080.48x = 352,545.84 × 77,272.44
  4. Step 4: Simplify right side
    235,080.48x = 27,242,077,268.65
  5. Step 5: Solve for x
    x = 27,242,077,268.65/235,080.48
  6. Step 6: Final answer
    x = 115,884.05

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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.