Home / 74,855.20-112,284.60-22,266.40

Finding the Fourth Proportional to 74,855.20, 112,284.60 and 22,266.40

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Solution

The fourth proportional to 74,855.20, 112,284.60 and 22,266.40 is: 33,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,855.20 : 112,284.60 = 22,266.40 : x
  2. Step 2: Convert to fraction form
    74,855.20/112,284.60 = 22,266.40/x
  3. Step 3: Cross multiply
    74,855.20x = 112,284.60 × 22,266.40
  4. Step 4: Simplify right side
    74,855.20x = 2,500,173,817.44
  5. Step 5: Solve for x
    x = 2,500,173,817.44/74,855.20
  6. Step 6: Final answer
    x = 33,400.14

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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.