Home / 263,153.96-363,152.64-142,295.18

Finding the Fourth Proportional to 263,153.96, 363,152.64 and 142,295.18

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Solution

The fourth proportional to 263,153.96, 363,152.64 and 142,295.18 is: 196,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,153.96 : 363,152.64 = 142,295.18 : x
  2. Step 2: Convert to fraction form
    263,153.96/363,152.64 = 142,295.18/x
  3. Step 3: Cross multiply
    263,153.96x = 363,152.64 × 142,295.18
  4. Step 4: Simplify right side
    263,153.96x = 51,674,870,636.65
  5. Step 5: Solve for x
    x = 51,674,870,636.65/263,153.96
  6. Step 6: Final answer
    x = 196,367.44

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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.