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Finding the Fourth Proportional to 64,333.04, 88,779.60 and 36,039.32

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Solution

The fourth proportional to 64,333.04, 88,779.60 and 36,039.32 is: 49,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,333.04 : 88,779.60 = 36,039.32 : x
  2. Step 2: Convert to fraction form
    64,333.04/88,779.60 = 36,039.32/x
  3. Step 3: Cross multiply
    64,333.04x = 88,779.60 × 36,039.32
  4. Step 4: Simplify right side
    64,333.04x = 3,199,556,413.87
  5. Step 5: Solve for x
    x = 3,199,556,413.87/64,333.04
  6. Step 6: Final answer
    x = 49,734.26

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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.