Home / 75,463.07-104,116.30-45,237.36

Finding the Fourth Proportional to 75,463.07, 104,116.30 and 45,237.36

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Solution

The fourth proportional to 75,463.07, 104,116.30 and 45,237.36 is: 62,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,463.07 : 104,116.30 = 45,237.36 : x
  2. Step 2: Convert to fraction form
    75,463.07/104,116.30 = 45,237.36/x
  3. Step 3: Cross multiply
    75,463.07x = 104,116.30 × 45,237.36
  4. Step 4: Simplify right side
    75,463.07x = 4,709,946,544.97
  5. Step 5: Solve for x
    x = 4,709,946,544.97/75,463.07
  6. Step 6: Final answer
    x = 62,413.93

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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.