Home / 56,752.68-85,181.55-28,692.54

Finding the Fourth Proportional to 56,752.68, 85,181.55 and 28,692.54

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Solution

The fourth proportional to 56,752.68, 85,181.55 and 28,692.54 is: 43,065.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,752.68 : 85,181.55 = 28,692.54 : x
  2. Step 2: Convert to fraction form
    56,752.68/85,181.55 = 28,692.54/x
  3. Step 3: Cross multiply
    56,752.68x = 85,181.55 × 28,692.54
  4. Step 4: Simplify right side
    56,752.68x = 2,444,075,030.64
  5. Step 5: Solve for x
    x = 2,444,075,030.64/56,752.68
  6. Step 6: Final answer
    x = 43,065.37

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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.