Home / 158,817.44-238,002.19-87,772.07

Finding the Fourth Proportional to 158,817.44, 238,002.19 and 87,772.07

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Solution

The fourth proportional to 158,817.44, 238,002.19 and 87,772.07 is: 131,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,817.44 : 238,002.19 = 87,772.07 : x
  2. Step 2: Convert to fraction form
    158,817.44/238,002.19 = 87,772.07/x
  3. Step 3: Cross multiply
    158,817.44x = 238,002.19 × 87,772.07
  4. Step 4: Simplify right side
    158,817.44x = 20,889,944,880.83
  5. Step 5: Solve for x
    x = 20,889,944,880.83/158,817.44
  6. Step 6: Final answer
    x = 131,534.33

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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.