Home / 55,026.46-75,766.48-42,975.62

Finding the Fourth Proportional to 55,026.46, 75,766.48 and 42,975.62

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Solution

The fourth proportional to 55,026.46, 75,766.48 and 42,975.62 is: 59,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,026.46 : 75,766.48 = 42,975.62 : x
  2. Step 2: Convert to fraction form
    55,026.46/75,766.48 = 42,975.62/x
  3. Step 3: Cross multiply
    55,026.46x = 75,766.48 × 42,975.62
  4. Step 4: Simplify right side
    55,026.46x = 3,256,111,453.22
  5. Step 5: Solve for x
    x = 3,256,111,453.22/55,026.46
  6. Step 6: Final answer
    x = 59,173.56

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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.