Home / 263,300.04-363,352.41-142,440.84

Finding the Fourth Proportional to 263,300.04, 363,352.41 and 142,440.84

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Solution

The fourth proportional to 263,300.04, 363,352.41 and 142,440.84 is: 196,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,300.04 : 363,352.41 = 142,440.84 : x
  2. Step 2: Convert to fraction form
    263,300.04/363,352.41 = 142,440.84/x
  3. Step 3: Cross multiply
    263,300.04x = 363,352.41 × 142,440.84
  4. Step 4: Simplify right side
    263,300.04x = 51,756,222,496.42
  5. Step 5: Solve for x
    x = 51,756,222,496.42/263,300.04
  6. Step 6: Final answer
    x = 196,567.47

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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.