Home / 272,004.92-375,359.30-151,143.08

Finding the Fourth Proportional to 272,004.92, 375,359.30 and 151,143.08

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Solution

The fourth proportional to 272,004.92, 375,359.30 and 151,143.08 is: 208,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,004.92 : 375,359.30 = 151,143.08 : x
  2. Step 2: Convert to fraction form
    272,004.92/375,359.30 = 151,143.08/x
  3. Step 3: Cross multiply
    272,004.92x = 375,359.30 × 151,143.08
  4. Step 4: Simplify right side
    272,004.92x = 56,732,960,708.64
  5. Step 5: Solve for x
    x = 56,732,960,708.64/272,004.92
  6. Step 6: Final answer
    x = 208,573.29

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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.