Home / 161,923.28-242,967.52-109,222.32

Finding the Fourth Proportional to 161,923.28, 242,967.52 and 109,222.32

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Solution

The fourth proportional to 161,923.28, 242,967.52 and 109,222.32 is: 163,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,923.28 : 242,967.52 = 109,222.32 : x
  2. Step 2: Convert to fraction form
    161,923.28/242,967.52 = 109,222.32/x
  3. Step 3: Cross multiply
    161,923.28x = 242,967.52 × 109,222.32
  4. Step 4: Simplify right side
    161,923.28x = 26,537,476,219.05
  5. Step 5: Solve for x
    x = 26,537,476,219.05/161,923.28
  6. Step 6: Final answer
    x = 163,889.20

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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.