Home / 155,311.75-232,967.63-50,146.21

Finding the Fourth Proportional to 155,311.75, 232,967.63 and 50,146.21

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Solution

The fourth proportional to 155,311.75, 232,967.63 and 50,146.21 is: 75,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,311.75 : 232,967.63 = 50,146.21 : x
  2. Step 2: Convert to fraction form
    155,311.75/232,967.63 = 50,146.21/x
  3. Step 3: Cross multiply
    155,311.75x = 232,967.63 × 50,146.21
  4. Step 4: Simplify right side
    155,311.75x = 11,682,443,697.18
  5. Step 5: Solve for x
    x = 11,682,443,697.18/155,311.75
  6. Step 6: Final answer
    x = 75,219.32

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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.