Home / 56,907.23-85,412.48-28,846.80

Finding the Fourth Proportional to 56,907.23, 85,412.48 and 28,846.80

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Solution

The fourth proportional to 56,907.23, 85,412.48 and 28,846.80 is: 43,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,907.23 : 85,412.48 = 28,846.80 : x
  2. Step 2: Convert to fraction form
    56,907.23/85,412.48 = 28,846.80/x
  3. Step 3: Cross multiply
    56,907.23x = 85,412.48 × 28,846.80
  4. Step 4: Simplify right side
    56,907.23x = 2,463,876,583.83
  5. Step 5: Solve for x
    x = 2,463,876,583.83/56,907.23
  6. Step 6: Final answer
    x = 43,296.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.