Home / 229,725.79-344,363.72-128,573.24

Finding the Fourth Proportional to 229,725.79, 344,363.72 and 128,573.24

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Solution

The fourth proportional to 229,725.79, 344,363.72 and 128,573.24 is: 192,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,725.79 : 344,363.72 = 128,573.24 : x
  2. Step 2: Convert to fraction form
    229,725.79/344,363.72 = 128,573.24/x
  3. Step 3: Cross multiply
    229,725.79x = 344,363.72 × 128,573.24
  4. Step 4: Simplify right side
    229,725.79x = 44,275,959,436.90
  5. Step 5: Solve for x
    x = 44,275,959,436.90/229,725.79
  6. Step 6: Final answer
    x = 192,733.95

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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.