Home / 263,312.63-363,370.50-142,453.95

Finding the Fourth Proportional to 263,312.63, 363,370.50 and 142,453.95

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Solution

The fourth proportional to 263,312.63, 363,370.50 and 142,453.95 is: 196,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,312.63 : 363,370.50 = 142,453.95 : x
  2. Step 2: Convert to fraction form
    263,312.63/363,370.50 = 142,453.95/x
  3. Step 3: Cross multiply
    263,312.63x = 363,370.50 × 142,453.95
  4. Step 4: Simplify right side
    263,312.63x = 51,763,561,675.84
  5. Step 5: Solve for x
    x = 51,763,561,675.84/263,312.63
  6. Step 6: Final answer
    x = 196,585.94

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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.