Home / 106,466.28-159,726.78-39,907.32

Finding the Fourth Proportional to 106,466.28, 159,726.78 and 39,907.32

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Solution

The fourth proportional to 106,466.28, 159,726.78 and 39,907.32 is: 59,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,466.28 : 159,726.78 = 39,907.32 : x
  2. Step 2: Convert to fraction form
    106,466.28/159,726.78 = 39,907.32/x
  3. Step 3: Cross multiply
    106,466.28x = 159,726.78 × 39,907.32
  4. Step 4: Simplify right side
    106,466.28x = 6,374,267,722.03
  5. Step 5: Solve for x
    x = 6,374,267,722.03/106,466.28
  6. Step 6: Final answer
    x = 59,871.24

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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.