Home / 56,975.45-85,437.21-23,675.64

Finding the Fourth Proportional to 56,975.45, 85,437.21 and 23,675.64

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Solution

The fourth proportional to 56,975.45, 85,437.21 and 23,675.64 is: 35,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,975.45 : 85,437.21 = 23,675.64 : x
  2. Step 2: Convert to fraction form
    56,975.45/85,437.21 = 23,675.64/x
  3. Step 3: Cross multiply
    56,975.45x = 85,437.21 × 23,675.64
  4. Step 4: Simplify right side
    56,975.45x = 2,022,780,675.78
  5. Step 5: Solve for x
    x = 2,022,780,675.78/56,975.45
  6. Step 6: Final answer
    x = 35,502.67

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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.