Home / 55,040.58-75,946.37-35,915.31

Finding the Fourth Proportional to 55,040.58, 75,946.37 and 35,915.31

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Solution

The fourth proportional to 55,040.58, 75,946.37 and 35,915.31 is: 49,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,040.58 : 75,946.37 = 35,915.31 : x
  2. Step 2: Convert to fraction form
    55,040.58/75,946.37 = 35,915.31/x
  3. Step 3: Cross multiply
    55,040.58x = 75,946.37 × 35,915.31
  4. Step 4: Simplify right side
    55,040.58x = 2,727,637,242.35
  5. Step 5: Solve for x
    x = 2,727,637,242.35/55,040.58
  6. Step 6: Final answer
    x = 49,556.84

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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.