Home / 69,335.64-95,677.74-39,128.31

Finding the Fourth Proportional to 69,335.64, 95,677.74 and 39,128.31

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Solution

The fourth proportional to 69,335.64, 95,677.74 and 39,128.31 is: 53,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,335.64 : 95,677.74 = 39,128.31 : x
  2. Step 2: Convert to fraction form
    69,335.64/95,677.74 = 39,128.31/x
  3. Step 3: Cross multiply
    69,335.64x = 95,677.74 × 39,128.31
  4. Step 4: Simplify right side
    69,335.64x = 3,743,708,270.82
  5. Step 5: Solve for x
    x = 3,743,708,270.82/69,335.64
  6. Step 6: Final answer
    x = 53,994.00

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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.