Home / 158,907.46-219,112.59-101,471.26

Finding the Fourth Proportional to 158,907.46, 219,112.59 and 101,471.26

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Solution

The fourth proportional to 158,907.46, 219,112.59 and 101,471.26 is: 139,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,907.46 : 219,112.59 = 101,471.26 : x
  2. Step 2: Convert to fraction form
    158,907.46/219,112.59 = 101,471.26/x
  3. Step 3: Cross multiply
    158,907.46x = 219,112.59 × 101,471.26
  4. Step 4: Simplify right side
    158,907.46x = 22,233,630,589.16
  5. Step 5: Solve for x
    x = 22,233,630,589.16/158,907.46
  6. Step 6: Final answer
    x = 139,915.59

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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.