Home / 57,081.34-85,657.65-41,072.50

Finding the Fourth Proportional to 57,081.34, 85,657.65 and 41,072.50

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Solution

The fourth proportional to 57,081.34, 85,657.65 and 41,072.50 is: 61,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,081.34 : 85,657.65 = 41,072.50 : x
  2. Step 2: Convert to fraction form
    57,081.34/85,657.65 = 41,072.50/x
  3. Step 3: Cross multiply
    57,081.34x = 85,657.65 × 41,072.50
  4. Step 4: Simplify right side
    57,081.34x = 3,518,173,829.63
  5. Step 5: Solve for x
    x = 3,518,173,829.63/57,081.34
  6. Step 6: Final answer
    x = 61,634.39

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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.