Home / 55,102.18-76,043.37-33,888.46

Finding the Fourth Proportional to 55,102.18, 76,043.37 and 33,888.46

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Solution

The fourth proportional to 55,102.18, 76,043.37 and 33,888.46 is: 46,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,102.18 : 76,043.37 = 33,888.46 : x
  2. Step 2: Convert to fraction form
    55,102.18/76,043.37 = 33,888.46/x
  3. Step 3: Cross multiply
    55,102.18x = 76,043.37 × 33,888.46
  4. Step 4: Simplify right side
    55,102.18x = 2,576,992,702.51
  5. Step 5: Solve for x
    x = 2,576,992,702.51/55,102.18
  6. Step 6: Final answer
    x = 46,767.53

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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.