Home / 155,427.20-233,138.24-55,560.32

Finding the Fourth Proportional to 155,427.20, 233,138.24 and 55,560.32

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Solution

The fourth proportional to 155,427.20, 233,138.24 and 55,560.32 is: 83,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,427.20 : 233,138.24 = 55,560.32 : x
  2. Step 2: Convert to fraction form
    155,427.20/233,138.24 = 55,560.32/x
  3. Step 3: Cross multiply
    155,427.20x = 233,138.24 × 55,560.32
  4. Step 4: Simplify right side
    155,427.20x = 12,953,235,218.64
  5. Step 5: Solve for x
    x = 12,953,235,218.64/155,427.20
  6. Step 6: Final answer
    x = 83,339.56

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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.