Home / 208,268.58-312,363.42-101,545.44

Finding the Fourth Proportional to 208,268.58, 312,363.42 and 101,545.44

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Solution

The fourth proportional to 208,268.58, 312,363.42 and 101,545.44 is: 152,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,268.58 : 312,363.42 = 101,545.44 : x
  2. Step 2: Convert to fraction form
    208,268.58/312,363.42 = 101,545.44/x
  3. Step 3: Cross multiply
    208,268.58x = 312,363.42 × 101,545.44
  4. Step 4: Simplify right side
    208,268.58x = 31,719,080,923.80
  5. Step 5: Solve for x
    x = 31,719,080,923.80/208,268.58
  6. Step 6: Final answer
    x = 152,298.93

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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.