Home / 152,941.40-211,062-84,964.76

Finding the Fourth Proportional to 152,941.40, 211,062 and 84,964.76

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Solution

The fourth proportional to 152,941.40, 211,062 and 84,964.76 is: 117,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,941.40 : 211,062 = 84,964.76 : x
  2. Step 2: Convert to fraction form
    152,941.40/211,062 = 84,964.76/x
  3. Step 3: Cross multiply
    152,941.40x = 211,062 × 84,964.76
  4. Step 4: Simplify right side
    152,941.40x = 17,932,832,175.12
  5. Step 5: Solve for x
    x = 17,932,832,175.12/152,941.40
  6. Step 6: Final answer
    x = 117,252.96

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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.