Home / 263,379.40-363,461.04-142,518.04

Finding the Fourth Proportional to 263,379.40, 363,461.04 and 142,518.04

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Solution

The fourth proportional to 263,379.40, 363,461.04 and 142,518.04 is: 196,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,379.40 : 363,461.04 = 142,518.04 : x
  2. Step 2: Convert to fraction form
    263,379.40/363,461.04 = 142,518.04/x
  3. Step 3: Cross multiply
    263,379.40x = 363,461.04 × 142,518.04
  4. Step 4: Simplify right side
    263,379.40x = 51,799,755,037.16
  5. Step 5: Solve for x
    x = 51,799,755,037.16/263,379.40
  6. Step 6: Final answer
    x = 196,673.53

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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.