Home / 155,486.22-233,037.28-80,563.24

Finding the Fourth Proportional to 155,486.22, 233,037.28 and 80,563.24

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Solution

The fourth proportional to 155,486.22, 233,037.28 and 80,563.24 is: 120,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,486.22 : 233,037.28 = 80,563.24 : x
  2. Step 2: Convert to fraction form
    155,486.22/233,037.28 = 80,563.24/x
  3. Step 3: Cross multiply
    155,486.22x = 233,037.28 × 80,563.24
  4. Step 4: Simplify right side
    155,486.22x = 18,774,238,317.59
  5. Step 5: Solve for x
    x = 18,774,238,317.59/155,486.22
  6. Step 6: Final answer
    x = 120,745.35

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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.