Home / 163,796.87-245,667.96-45,480.17

Finding the Fourth Proportional to 163,796.87, 245,667.96 and 45,480.17

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Solution

The fourth proportional to 163,796.87, 245,667.96 and 45,480.17 is: 68,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,796.87 : 245,667.96 = 45,480.17 : x
  2. Step 2: Convert to fraction form
    163,796.87/245,667.96 = 45,480.17/x
  3. Step 3: Cross multiply
    163,796.87x = 245,667.96 × 45,480.17
  4. Step 4: Simplify right side
    163,796.87x = 11,173,019,356.01
  5. Step 5: Solve for x
    x = 11,173,019,356.01/163,796.87
  6. Step 6: Final answer
    x = 68,212.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.