Home / 75,180.16-112,650.30-55,096.60

Finding the Fourth Proportional to 75,180.16, 112,650.30 and 55,096.60

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Solution

The fourth proportional to 75,180.16, 112,650.30 and 55,096.60 is: 82,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,180.16 : 112,650.30 = 55,096.60 : x
  2. Step 2: Convert to fraction form
    75,180.16/112,650.30 = 55,096.60/x
  3. Step 3: Cross multiply
    75,180.16x = 112,650.30 × 55,096.60
  4. Step 4: Simplify right side
    75,180.16x = 6,206,648,518.98
  5. Step 5: Solve for x
    x = 6,206,648,518.98/75,180.16
  6. Step 6: Final answer
    x = 82,557.00

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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.