Home / 140,914.72-211,254.96-65,998.24

Finding the Fourth Proportional to 140,914.72, 211,254.96 and 65,998.24

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Solution

The fourth proportional to 140,914.72, 211,254.96 and 65,998.24 is: 98,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,914.72 : 211,254.96 = 65,998.24 : x
  2. Step 2: Convert to fraction form
    140,914.72/211,254.96 = 65,998.24/x
  3. Step 3: Cross multiply
    140,914.72x = 211,254.96 × 65,998.24
  4. Step 4: Simplify right side
    140,914.72x = 13,942,455,551.27
  5. Step 5: Solve for x
    x = 13,942,455,551.27/140,914.72
  6. Step 6: Final answer
    x = 98,942.51

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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.