Home / 44,158.20-66,237.30-30,161.40

Finding the Fourth Proportional to 44,158.20, 66,237.30 and 30,161.40

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Solution

The fourth proportional to 44,158.20, 66,237.30 and 30,161.40 is: 45,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,158.20 : 66,237.30 = 30,161.40 : x
  2. Step 2: Convert to fraction form
    44,158.20/66,237.30 = 30,161.40/x
  3. Step 3: Cross multiply
    44,158.20x = 66,237.30 × 30,161.40
  4. Step 4: Simplify right side
    44,158.20x = 1,997,809,700.22
  5. Step 5: Solve for x
    x = 1,997,809,700.22/44,158.20
  6. Step 6: Final answer
    x = 45,242.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.