Home / 140,786.94-211,158.38-46,016.40

Finding the Fourth Proportional to 140,786.94, 211,158.38 and 46,016.40

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Solution

The fourth proportional to 140,786.94, 211,158.38 and 46,016.40 is: 69,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,786.94 : 211,158.38 = 46,016.40 : x
  2. Step 2: Convert to fraction form
    140,786.94/211,158.38 = 46,016.40/x
  3. Step 3: Cross multiply
    140,786.94x = 211,158.38 × 46,016.40
  4. Step 4: Simplify right side
    140,786.94x = 9,716,748,477.43
  5. Step 5: Solve for x
    x = 9,716,748,477.43/140,786.94
  6. Step 6: Final answer
    x = 69,017.40

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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.