Home / 263,215.48-363,069.98-172,577.28

Finding the Fourth Proportional to 263,215.48, 363,069.98 and 172,577.28

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Solution

The fourth proportional to 263,215.48, 363,069.98 and 172,577.28 is: 238,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,215.48 : 363,069.98 = 172,577.28 : x
  2. Step 2: Convert to fraction form
    263,215.48/363,069.98 = 172,577.28/x
  3. Step 3: Cross multiply
    263,215.48x = 363,069.98 × 172,577.28
  4. Step 4: Simplify right side
    263,215.48x = 62,657,629,598.05
  5. Step 5: Solve for x
    x = 62,657,629,598.05/263,215.48
  6. Step 6: Final answer
    x = 238,046.90

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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.