Home / 210,119.06-289,964.31-134,667.56

Finding the Fourth Proportional to 210,119.06, 289,964.31 and 134,667.56

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Solution

The fourth proportional to 210,119.06, 289,964.31 and 134,667.56 is: 185,841.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,119.06 : 289,964.31 = 134,667.56 : x
  2. Step 2: Convert to fraction form
    210,119.06/289,964.31 = 134,667.56/x
  3. Step 3: Cross multiply
    210,119.06x = 289,964.31 × 134,667.56
  4. Step 4: Simplify right side
    210,119.06x = 39,048,786,334.69
  5. Step 5: Solve for x
    x = 39,048,786,334.69/210,119.06
  6. Step 6: Final answer
    x = 185,841.24

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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.