Home / 140,799.87-211,258.13-56,619.66

Finding the Fourth Proportional to 140,799.87, 211,258.13 and 56,619.66

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Solution

The fourth proportional to 140,799.87, 211,258.13 and 56,619.66 is: 84,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,799.87 : 211,258.13 = 56,619.66 : x
  2. Step 2: Convert to fraction form
    140,799.87/211,258.13 = 56,619.66/x
  3. Step 3: Cross multiply
    140,799.87x = 211,258.13 × 56,619.66
  4. Step 4: Simplify right side
    140,799.87x = 11,961,362,813.63
  5. Step 5: Solve for x
    x = 11,961,362,813.63/140,799.87
  6. Step 6: Final answer
    x = 84,952.94

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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.