Home / 73,010.41-100,735.26-42,779.53

Finding the Fourth Proportional to 73,010.41, 100,735.26 and 42,779.53

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Solution

The fourth proportional to 73,010.41, 100,735.26 and 42,779.53 is: 59,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.41 : 100,735.26 = 42,779.53 : x
  2. Step 2: Convert to fraction form
    73,010.41/100,735.26 = 42,779.53/x
  3. Step 3: Cross multiply
    73,010.41x = 100,735.26 × 42,779.53
  4. Step 4: Simplify right side
    73,010.41x = 4,309,406,716.72
  5. Step 5: Solve for x
    x = 4,309,406,716.72/73,010.41
  6. Step 6: Final answer
    x = 59,024.55

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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.