Home / 171,422.36-257,201.22-53,102.93

Finding the Fourth Proportional to 171,422.36, 257,201.22 and 53,102.93

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Solution

The fourth proportional to 171,422.36, 257,201.22 and 53,102.93 is: 79,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,422.36 : 257,201.22 = 53,102.93 : x
  2. Step 2: Convert to fraction form
    171,422.36/257,201.22 = 53,102.93/x
  3. Step 3: Cross multiply
    171,422.36x = 257,201.22 × 53,102.93
  4. Step 4: Simplify right side
    171,422.36x = 13,658,137,294.70
  5. Step 5: Solve for x
    x = 13,658,137,294.70/171,422.36
  6. Step 6: Final answer
    x = 79,675.36

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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.