Home / 160,216.45-240,467.24-85,398.37

Finding the Fourth Proportional to 160,216.45, 240,467.24 and 85,398.37

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Solution

The fourth proportional to 160,216.45, 240,467.24 and 85,398.37 is: 128,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,216.45 : 240,467.24 = 85,398.37 : x
  2. Step 2: Convert to fraction form
    160,216.45/240,467.24 = 85,398.37/x
  3. Step 3: Cross multiply
    160,216.45x = 240,467.24 × 85,398.37
  4. Step 4: Simplify right side
    160,216.45x = 20,535,510,334.40
  5. Step 5: Solve for x
    x = 20,535,510,334.40/160,216.45
  6. Step 6: Final answer
    x = 128,173.54

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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.