Home / 160,271.44-221,356.10-109,195.52

Finding the Fourth Proportional to 160,271.44, 221,356.10 and 109,195.52

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Solution

The fourth proportional to 160,271.44, 221,356.10 and 109,195.52 is: 150,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,271.44 : 221,356.10 = 109,195.52 : x
  2. Step 2: Convert to fraction form
    160,271.44/221,356.10 = 109,195.52/x
  3. Step 3: Cross multiply
    160,271.44x = 221,356.10 × 109,195.52
  4. Step 4: Simplify right side
    160,271.44x = 24,171,094,444.67
  5. Step 5: Solve for x
    x = 24,171,094,444.67/160,271.44
  6. Step 6: Final answer
    x = 150,813.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.