Home / 160,899.81-222,052.35-92,919.64

Finding the Fourth Proportional to 160,899.81, 222,052.35 and 92,919.64

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Solution

The fourth proportional to 160,899.81, 222,052.35 and 92,919.64 is: 128,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,899.81 : 222,052.35 = 92,919.64 : x
  2. Step 2: Convert to fraction form
    160,899.81/222,052.35 = 92,919.64/x
  3. Step 3: Cross multiply
    160,899.81x = 222,052.35 × 92,919.64
  4. Step 4: Simplify right side
    160,899.81x = 20,633,024,423.15
  5. Step 5: Solve for x
    x = 20,633,024,423.15/160,899.81
  6. Step 6: Final answer
    x = 128,235.23

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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.