Home / 74,883.21-112,269.33-35,394.18

Finding the Fourth Proportional to 74,883.21, 112,269.33 and 35,394.18

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Solution

The fourth proportional to 74,883.21, 112,269.33 and 35,394.18 is: 53,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,883.21 : 112,269.33 = 35,394.18 : x
  2. Step 2: Convert to fraction form
    74,883.21/112,269.33 = 35,394.18/x
  3. Step 3: Cross multiply
    74,883.21x = 112,269.33 × 35,394.18
  4. Step 4: Simplify right side
    74,883.21x = 3,973,680,874.50
  5. Step 5: Solve for x
    x = 3,973,680,874.50/74,883.21
  6. Step 6: Final answer
    x = 53,065.04

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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.