Home / 57,147.08-85,740.82-25,554.35

Finding the Fourth Proportional to 57,147.08, 85,740.82 and 25,554.35

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Solution

The fourth proportional to 57,147.08, 85,740.82 and 25,554.35 is: 38,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147.08 : 85,740.82 = 25,554.35 : x
  2. Step 2: Convert to fraction form
    57,147.08/85,740.82 = 25,554.35/x
  3. Step 3: Cross multiply
    57,147.08x = 85,740.82 × 25,554.35
  4. Step 4: Simplify right side
    57,147.08x = 2,191,051,074.03
  5. Step 5: Solve for x
    x = 2,191,051,074.03/57,147.08
  6. Step 6: Final answer
    x = 38,340.56

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1.5x scale

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.