Home / 56,113.76-84,090.44-41,205.72

Finding the Fourth Proportional to 56,113.76, 84,090.44 and 41,205.72

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Solution

The fourth proportional to 56,113.76, 84,090.44 and 41,205.72 is: 61,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,113.76 : 84,090.44 = 41,205.72 : x
  2. Step 2: Convert to fraction form
    56,113.76/84,090.44 = 41,205.72/x
  3. Step 3: Cross multiply
    56,113.76x = 84,090.44 × 41,205.72
  4. Step 4: Simplify right side
    56,113.76x = 3,465,007,125.32
  5. Step 5: Solve for x
    x = 3,465,007,125.32/56,113.76
  6. Step 6: Final answer
    x = 61,749.69

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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.