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Finding the Fourth Proportional to 60,779.49, 83,879.90 and 33,927.22

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Solution

The fourth proportional to 60,779.49, 83,879.90 and 33,927.22 is: 46,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,779.49 : 83,879.90 = 33,927.22 : x
  2. Step 2: Convert to fraction form
    60,779.49/83,879.90 = 33,927.22/x
  3. Step 3: Cross multiply
    60,779.49x = 83,879.90 × 33,927.22
  4. Step 4: Simplify right side
    60,779.49x = 2,845,811,820.88
  5. Step 5: Solve for x
    x = 2,845,811,820.88/60,779.49
  6. Step 6: Final answer
    x = 46,821.91

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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.