Home / 158,844.44-238,272.38-79,915.72

Finding the Fourth Proportional to 158,844.44, 238,272.38 and 79,915.72

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Solution

The fourth proportional to 158,844.44, 238,272.38 and 79,915.72 is: 119,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,844.44 : 238,272.38 = 79,915.72 : x
  2. Step 2: Convert to fraction form
    158,844.44/238,272.38 = 79,915.72/x
  3. Step 3: Cross multiply
    158,844.44x = 238,272.38 × 79,915.72
  4. Step 4: Simplify right side
    158,844.44x = 19,041,708,803.81
  5. Step 5: Solve for x
    x = 19,041,708,803.81/158,844.44
  6. Step 6: Final answer
    x = 119,876.46

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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.