Home / 76,021.53-104,926.37-44,208.78

Finding the Fourth Proportional to 76,021.53, 104,926.37 and 44,208.78

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Solution

The fourth proportional to 76,021.53, 104,926.37 and 44,208.78 is: 61,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021.53 : 104,926.37 = 44,208.78 : x
  2. Step 2: Convert to fraction form
    76,021.53/104,926.37 = 44,208.78/x
  3. Step 3: Cross multiply
    76,021.53x = 104,926.37 × 44,208.78
  4. Step 4: Simplify right side
    76,021.53x = 4,638,666,586.48
  5. Step 5: Solve for x
    x = 4,638,666,586.48/76,021.53
  6. Step 6: Final answer
    x = 61,017.80

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1.5x scale

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.