Home / 45,796.30-63,235.42-30,497.78

Finding the Fourth Proportional to 45,796.30, 63,235.42 and 30,497.78

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Solution

The fourth proportional to 45,796.30, 63,235.42 and 30,497.78 is: 42,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,796.30 : 63,235.42 = 30,497.78 : x
  2. Step 2: Convert to fraction form
    45,796.30/63,235.42 = 30,497.78/x
  3. Step 3: Cross multiply
    45,796.30x = 63,235.42 × 30,497.78
  4. Step 4: Simplify right side
    45,796.30x = 1,928,539,927.37
  5. Step 5: Solve for x
    x = 1,928,539,927.37/45,796.30
  6. Step 6: Final answer
    x = 42,111.26

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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.