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Finding the Fourth Proportional to 64,305.36, 88,741.62 and 37,466.28

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Solution

The fourth proportional to 64,305.36, 88,741.62 and 37,466.28 is: 51,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.36 : 88,741.62 = 37,466.28 : x
  2. Step 2: Convert to fraction form
    64,305.36/88,741.62 = 37,466.28/x
  3. Step 3: Cross multiply
    64,305.36x = 88,741.62 × 37,466.28
  4. Step 4: Simplify right side
    64,305.36x = 3,324,818,382.57
  5. Step 5: Solve for x
    x = 3,324,818,382.57/64,305.36
  6. Step 6: Final answer
    x = 51,703.60

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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.