Home / 85,014.90-117,273.96-52,738.36

Finding the Fourth Proportional to 85,014.90, 117,273.96 and 52,738.36

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Solution

The fourth proportional to 85,014.90, 117,273.96 and 52,738.36 is: 72,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,014.90 : 117,273.96 = 52,738.36 : x
  2. Step 2: Convert to fraction form
    85,014.90/117,273.96 = 52,738.36/x
  3. Step 3: Cross multiply
    85,014.90x = 117,273.96 × 52,738.36
  4. Step 4: Simplify right side
    85,014.90x = 6,184,836,027.92
  5. Step 5: Solve for x
    x = 6,184,836,027.92/85,014.90
  6. Step 6: Final answer
    x = 72,750.02

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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.