Home / 275,222.22-379,829.54-152,726.11

Finding the Fourth Proportional to 275,222.22, 379,829.54 and 152,726.11

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Solution

The fourth proportional to 275,222.22, 379,829.54 and 152,726.11 is: 210,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,222.22 : 379,829.54 = 152,726.11 : x
  2. Step 2: Convert to fraction form
    275,222.22/379,829.54 = 152,726.11/x
  3. Step 3: Cross multiply
    275,222.22x = 379,829.54 × 152,726.11
  4. Step 4: Simplify right side
    275,222.22x = 58,009,886,680.45
  5. Step 5: Solve for x
    x = 58,009,886,680.45/275,222.22
  6. Step 6: Final answer
    x = 210,774.72

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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.