Home / 51,090.03-76,567.56-39,198.32

Finding the Fourth Proportional to 51,090.03, 76,567.56 and 39,198.32

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Solution

The fourth proportional to 51,090.03, 76,567.56 and 39,198.32 is: 58,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,090.03 : 76,567.56 = 39,198.32 : x
  2. Step 2: Convert to fraction form
    51,090.03/76,567.56 = 39,198.32/x
  3. Step 3: Cross multiply
    51,090.03x = 76,567.56 × 39,198.32
  4. Step 4: Simplify right side
    51,090.03x = 3,001,319,718.50
  5. Step 5: Solve for x
    x = 3,001,319,718.50/51,090.03
  6. Step 6: Final answer
    x = 58,745.70

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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.