Home / 236,273.24-326,049.90-128,845.46

Finding the Fourth Proportional to 236,273.24, 326,049.90 and 128,845.46

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Solution

The fourth proportional to 236,273.24, 326,049.90 and 128,845.46 is: 177,802.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,273.24 : 326,049.90 = 128,845.46 : x
  2. Step 2: Convert to fraction form
    236,273.24/326,049.90 = 128,845.46/x
  3. Step 3: Cross multiply
    236,273.24x = 326,049.90 × 128,845.46
  4. Step 4: Simplify right side
    236,273.24x = 42,010,049,348.45
  5. Step 5: Solve for x
    x = 42,010,049,348.45/236,273.24
  6. Step 6: Final answer
    x = 177,802.82

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1.5x scale

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.