Home / 263,220.48-363,244.26-142,361.77

Finding the Fourth Proportional to 263,220.48, 363,244.26 and 142,361.77

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Solution

The fourth proportional to 263,220.48, 363,244.26 and 142,361.77 is: 196,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,220.48 : 363,244.26 = 142,361.77 : x
  2. Step 2: Convert to fraction form
    263,220.48/363,244.26 = 142,361.77/x
  3. Step 3: Cross multiply
    263,220.48x = 363,244.26 × 142,361.77
  4. Step 4: Simplify right side
    263,220.48x = 51,712,095,795.94
  5. Step 5: Solve for x
    x = 51,712,095,795.94/263,220.48
  6. Step 6: Final answer
    x = 196,459.24

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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.