Home / 63,147.74-87,137.67-34,851.60

Finding the Fourth Proportional to 63,147.74, 87,137.67 and 34,851.60

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Solution

The fourth proportional to 63,147.74, 87,137.67 and 34,851.60 is: 48,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,147.74 : 87,137.67 = 34,851.60 : x
  2. Step 2: Convert to fraction form
    63,147.74/87,137.67 = 34,851.60/x
  3. Step 3: Cross multiply
    63,147.74x = 87,137.67 × 34,851.60
  4. Step 4: Simplify right side
    63,147.74x = 3,036,887,219.77
  5. Step 5: Solve for x
    x = 3,036,887,219.77/63,147.74
  6. Step 6: Final answer
    x = 48,091.78

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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.