Home / 159,470.33-239,172.62-70,667.19

Finding the Fourth Proportional to 159,470.33, 239,172.62 and 70,667.19

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Solution

The fourth proportional to 159,470.33, 239,172.62 and 70,667.19 is: 105,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,470.33 : 239,172.62 = 70,667.19 : x
  2. Step 2: Convert to fraction form
    159,470.33/239,172.62 = 70,667.19/x
  3. Step 3: Cross multiply
    159,470.33x = 239,172.62 × 70,667.19
  4. Step 4: Simplify right side
    159,470.33x = 16,901,656,627.00
  5. Step 5: Solve for x
    x = 16,901,656,627.00/159,470.33
  6. Step 6: Final answer
    x = 105,986.22

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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.