Home / 101,336.26-151,922.40-42,216.34

Finding the Fourth Proportional to 101,336.26, 151,922.40 and 42,216.34

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Solution

The fourth proportional to 101,336.26, 151,922.40 and 42,216.34 is: 63,290.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,336.26 : 151,922.40 = 42,216.34 : x
  2. Step 2: Convert to fraction form
    101,336.26/151,922.40 = 42,216.34/x
  3. Step 3: Cross multiply
    101,336.26x = 151,922.40 × 42,216.34
  4. Step 4: Simplify right side
    101,336.26x = 6,413,607,692.02
  5. Step 5: Solve for x
    x = 6,413,607,692.02/101,336.26
  6. Step 6: Final answer
    x = 63,290.35

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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.