Home / 272,340.94-375,825.06-151,479.61

Finding the Fourth Proportional to 272,340.94, 375,825.06 and 151,479.61

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Solution

The fourth proportional to 272,340.94, 375,825.06 and 151,479.61 is: 209,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,340.94 : 375,825.06 = 151,479.61 : x
  2. Step 2: Convert to fraction form
    272,340.94/375,825.06 = 151,479.61/x
  3. Step 3: Cross multiply
    272,340.94x = 375,825.06 × 151,479.61
  4. Step 4: Simplify right side
    272,340.94x = 56,929,833,517.03
  5. Step 5: Solve for x
    x = 56,929,833,517.03/272,340.94
  6. Step 6: Final answer
    x = 209,038.84

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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.