Home / 152,610.75-228,948.93-51,418.86

Finding the Fourth Proportional to 152,610.75, 228,948.93 and 51,418.86

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Solution

The fourth proportional to 152,610.75, 228,948.93 and 51,418.86 is: 77,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,610.75 : 228,948.93 = 51,418.86 : x
  2. Step 2: Convert to fraction form
    152,610.75/228,948.93 = 51,418.86/x
  3. Step 3: Cross multiply
    152,610.75x = 228,948.93 × 51,418.86
  4. Step 4: Simplify right side
    152,610.75x = 11,772,292,978.82
  5. Step 5: Solve for x
    x = 11,772,292,978.82/152,610.75
  6. Step 6: Final answer
    x = 77,139.34

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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.