Home / 74,933.91-103,413.65-43,102.13

Finding the Fourth Proportional to 74,933.91, 103,413.65 and 43,102.13

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Solution

The fourth proportional to 74,933.91, 103,413.65 and 43,102.13 is: 59,483.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,933.91 : 103,413.65 = 43,102.13 : x
  2. Step 2: Convert to fraction form
    74,933.91/103,413.65 = 43,102.13/x
  3. Step 3: Cross multiply
    74,933.91x = 103,413.65 × 43,102.13
  4. Step 4: Simplify right side
    74,933.91x = 4,457,347,853.50
  5. Step 5: Solve for x
    x = 4,457,347,853.50/74,933.91
  6. Step 6: Final answer
    x = 59,483.72

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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.