Home / 44,111.70-66,167.55-30,114.90

Finding the Fourth Proportional to 44,111.70, 66,167.55 and 30,114.90

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Solution

The fourth proportional to 44,111.70, 66,167.55 and 30,114.90 is: 45,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,111.70 : 66,167.55 = 30,114.90 : x
  2. Step 2: Convert to fraction form
    44,111.70/66,167.55 = 30,114.90/x
  3. Step 3: Cross multiply
    44,111.70x = 66,167.55 × 30,114.90
  4. Step 4: Simplify right side
    44,111.70x = 1,992,629,151.50
  5. Step 5: Solve for x
    x = 1,992,629,151.50/44,111.70
  6. Step 6: Final answer
    x = 45,172.35

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1.5x scale

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.