Home / 226,531.36-312,621.31-124,564.59

Finding the Fourth Proportional to 226,531.36, 312,621.31 and 124,564.59

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Solution

The fourth proportional to 226,531.36, 312,621.31 and 124,564.59 is: 171,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,531.36 : 312,621.31 = 124,564.59 : x
  2. Step 2: Convert to fraction form
    226,531.36/312,621.31 = 124,564.59/x
  3. Step 3: Cross multiply
    226,531.36x = 312,621.31 × 124,564.59
  4. Step 4: Simplify right side
    226,531.36x = 38,941,545,305.41
  5. Step 5: Solve for x
    x = 38,941,545,305.41/226,531.36
  6. Step 6: Final answer
    x = 171,903.55

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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.