Home / 210,077.08-289,930.88-119,446.62

Finding the Fourth Proportional to 210,077.08, 289,930.88 and 119,446.62

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Solution

The fourth proportional to 210,077.08, 289,930.88 and 119,446.62 is: 164,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,077.08 : 289,930.88 = 119,446.62 : x
  2. Step 2: Convert to fraction form
    210,077.08/289,930.88 = 119,446.62/x
  3. Step 3: Cross multiply
    210,077.08x = 289,930.88 × 119,446.62
  4. Step 4: Simplify right side
    210,077.08x = 34,631,263,649.63
  5. Step 5: Solve for x
    x = 34,631,263,649.63/210,077.08
  6. Step 6: Final answer
    x = 164,850.27

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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.