Home / 161,698.08-222,965.04-110,719.20

Finding the Fourth Proportional to 161,698.08, 222,965.04 and 110,719.20

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Solution

The fourth proportional to 161,698.08, 222,965.04 and 110,719.20 is: 152,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,698.08 : 222,965.04 = 110,719.20 : x
  2. Step 2: Convert to fraction form
    161,698.08/222,965.04 = 110,719.20/x
  3. Step 3: Cross multiply
    161,698.08x = 222,965.04 × 110,719.20
  4. Step 4: Simplify right side
    161,698.08x = 24,686,510,856.77
  5. Step 5: Solve for x
    x = 24,686,510,856.77/161,698.08
  6. Step 6: Final answer
    x = 152,670.40

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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.