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Finding the Fourth Proportional to 64,374.32, 88,753.74 and 41,673.08

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Solution

The fourth proportional to 64,374.32, 88,753.74 and 41,673.08 is: 57,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,374.32 : 88,753.74 = 41,673.08 : x
  2. Step 2: Convert to fraction form
    64,374.32/88,753.74 = 41,673.08/x
  3. Step 3: Cross multiply
    64,374.32x = 88,753.74 × 41,673.08
  4. Step 4: Simplify right side
    64,374.32x = 3,698,641,707.32
  5. Step 5: Solve for x
    x = 3,698,641,707.32/64,374.32
  6. Step 6: Final answer
    x = 57,455.24

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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.