Home / 78,032.44-107,684.64-44,048.08

Finding the Fourth Proportional to 78,032.44, 107,684.64 and 44,048.08

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Solution

The fourth proportional to 78,032.44, 107,684.64 and 44,048.08 is: 60,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,032.44 : 107,684.64 = 44,048.08 : x
  2. Step 2: Convert to fraction form
    78,032.44/107,684.64 = 44,048.08/x
  3. Step 3: Cross multiply
    78,032.44x = 107,684.64 × 44,048.08
  4. Step 4: Simplify right side
    78,032.44x = 4,743,301,637.49
  5. Step 5: Solve for x
    x = 4,743,301,637.49/78,032.44
  6. Step 6: Final answer
    x = 60,786.28

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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.