Home / 229,274.06-343,929.52-87,187.28

Finding the Fourth Proportional to 229,274.06, 343,929.52 and 87,187.28

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Solution

The fourth proportional to 229,274.06, 343,929.52 and 87,187.28 is: 130,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,274.06 : 343,929.52 = 87,187.28 : x
  2. Step 2: Convert to fraction form
    229,274.06/343,929.52 = 87,187.28/x
  3. Step 3: Cross multiply
    229,274.06x = 343,929.52 × 87,187.28
  4. Step 4: Simplify right side
    229,274.06x = 29,986,279,360.51
  5. Step 5: Solve for x
    x = 29,986,279,360.51/229,274.06
  6. Step 6: Final answer
    x = 130,787.93

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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.