Home / 53,089.32-73,263.96-30,429.36

Finding the Fourth Proportional to 53,089.32, 73,263.96 and 30,429.36

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Solution

The fourth proportional to 53,089.32, 73,263.96 and 30,429.36 is: 41,992.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.32 : 73,263.96 = 30,429.36 : x
  2. Step 2: Convert to fraction form
    53,089.32/73,263.96 = 30,429.36/x
  3. Step 3: Cross multiply
    53,089.32x = 73,263.96 × 30,429.36
  4. Step 4: Simplify right side
    53,089.32x = 2,229,375,413.87
  5. Step 5: Solve for x
    x = 2,229,375,413.87/53,089.32
  6. Step 6: Final answer
    x = 41,992.92

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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.