Home / 72,874.14-100,566.64-41,043.60

Finding the Fourth Proportional to 72,874.14, 100,566.64 and 41,043.60

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Solution

The fourth proportional to 72,874.14, 100,566.64 and 41,043.60 is: 56,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,874.14 : 100,566.64 = 41,043.60 : x
  2. Step 2: Convert to fraction form
    72,874.14/100,566.64 = 41,043.60/x
  3. Step 3: Cross multiply
    72,874.14x = 100,566.64 × 41,043.60
  4. Step 4: Simplify right side
    72,874.14x = 4,127,616,945.50
  5. Step 5: Solve for x
    x = 4,127,616,945.50/72,874.14
  6. Step 6: Final answer
    x = 56,640.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.