Home / 66,938.40-100,294.20-44,433.36

Finding the Fourth Proportional to 66,938.40, 100,294.20 and 44,433.36

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Solution

The fourth proportional to 66,938.40, 100,294.20 and 44,433.36 is: 66,574.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,938.40 : 100,294.20 = 44,433.36 : x
  2. Step 2: Convert to fraction form
    66,938.40/100,294.20 = 44,433.36/x
  3. Step 3: Cross multiply
    66,938.40x = 100,294.20 × 44,433.36
  4. Step 4: Simplify right side
    66,938.40x = 4,456,408,294.51
  5. Step 5: Solve for x
    x = 4,456,408,294.51/66,938.40
  6. Step 6: Final answer
    x = 66,574.77

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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.