Home / 85,572.56-118,090.14-47,846.90

Finding the Fourth Proportional to 85,572.56, 118,090.14 and 47,846.90

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Solution

The fourth proportional to 85,572.56, 118,090.14 and 47,846.90 is: 66,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,572.56 : 118,090.14 = 47,846.90 : x
  2. Step 2: Convert to fraction form
    85,572.56/118,090.14 = 47,846.90/x
  3. Step 3: Cross multiply
    85,572.56x = 118,090.14 × 47,846.90
  4. Step 4: Simplify right side
    85,572.56x = 5,650,247,119.57
  5. Step 5: Solve for x
    x = 5,650,247,119.57/85,572.56
  6. Step 6: Final answer
    x = 66,028.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.