Home / 140,690.90-211,047.29-40,852.73

Finding the Fourth Proportional to 140,690.90, 211,047.29 and 40,852.73

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Solution

The fourth proportional to 140,690.90, 211,047.29 and 40,852.73 is: 61,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,690.90 : 211,047.29 = 40,852.73 : x
  2. Step 2: Convert to fraction form
    140,690.90/211,047.29 = 40,852.73/x
  3. Step 3: Cross multiply
    140,690.90x = 211,047.29 × 40,852.73
  4. Step 4: Simplify right side
    140,690.90x = 8,621,857,955.60
  5. Step 5: Solve for x
    x = 8,621,857,955.60/140,690.90
  6. Step 6: Final answer
    x = 61,282.27

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1.5x scale

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.