Home / 226,955.25-340,334.40-77,155.29

Finding the Fourth Proportional to 226,955.25, 340,334.40 and 77,155.29

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Solution

The fourth proportional to 226,955.25, 340,334.40 and 77,155.29 is: 115,699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,955.25 : 340,334.40 = 77,155.29 : x
  2. Step 2: Convert to fraction form
    226,955.25/340,334.40 = 77,155.29/x
  3. Step 3: Cross multiply
    226,955.25x = 340,334.40 × 77,155.29
  4. Step 4: Simplify right side
    226,955.25x = 26,258,599,328.98
  5. Step 5: Solve for x
    x = 26,258,599,328.98/226,955.25
  6. Step 6: Final answer
    x = 115,699.46

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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.