Home / 186,430.14-279,889.20-110,667.06

Finding the Fourth Proportional to 186,430.14, 279,889.20 and 110,667.06

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Solution

The fourth proportional to 186,430.14, 279,889.20 and 110,667.06 is: 166,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,430.14 : 279,889.20 = 110,667.06 : x
  2. Step 2: Convert to fraction form
    186,430.14/279,889.20 = 110,667.06/x
  3. Step 3: Cross multiply
    186,430.14x = 279,889.20 × 110,667.06
  4. Step 4: Simplify right side
    186,430.14x = 30,974,514,889.75
  5. Step 5: Solve for x
    x = 30,974,514,889.75/186,430.14
  6. Step 6: Final answer
    x = 166,145.43

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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.