Home / 210,150.20-289,996.62-114,656.12

Finding the Fourth Proportional to 210,150.20, 289,996.62 and 114,656.12

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Solution

The fourth proportional to 210,150.20, 289,996.62 and 114,656.12 is: 158,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,150.20 : 289,996.62 = 114,656.12 : x
  2. Step 2: Convert to fraction form
    210,150.20/289,996.62 = 114,656.12/x
  3. Step 3: Cross multiply
    210,150.20x = 289,996.62 × 114,656.12
  4. Step 4: Simplify right side
    210,150.20x = 33,249,887,262.31
  5. Step 5: Solve for x
    x = 33,249,887,262.31/210,150.20
  6. Step 6: Final answer
    x = 158,219.63

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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.