Home / 56,774.26-85,197.84-38,075.41

Finding the Fourth Proportional to 56,774.26, 85,197.84 and 38,075.41

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Solution

The fourth proportional to 56,774.26, 85,197.84 and 38,075.41 is: 57,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,774.26 : 85,197.84 = 38,075.41 : x
  2. Step 2: Convert to fraction form
    56,774.26/85,197.84 = 38,075.41/x
  3. Step 3: Cross multiply
    56,774.26x = 85,197.84 × 38,075.41
  4. Step 4: Simplify right side
    56,774.26x = 3,243,942,689.11
  5. Step 5: Solve for x
    x = 3,243,942,689.11/56,774.26
  6. Step 6: Final answer
    x = 57,137.56

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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.