Home / 272,340.93-375,825.08-151,479.61

Finding the Fourth Proportional to 272,340.93, 375,825.08 and 151,479.61

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Solution

The fourth proportional to 272,340.93, 375,825.08 and 151,479.61 is: 209,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,340.93 : 375,825.08 = 151,479.61 : x
  2. Step 2: Convert to fraction form
    272,340.93/375,825.08 = 151,479.61/x
  3. Step 3: Cross multiply
    272,340.93x = 375,825.08 × 151,479.61
  4. Step 4: Simplify right side
    272,340.93x = 56,929,835,789.22
  5. Step 5: Solve for x
    x = 56,929,835,789.22/272,340.93
  6. Step 6: Final answer
    x = 209,038.86

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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.