Home / 272,662.10-376,272.89-151,800.28

Finding the Fourth Proportional to 272,662.10, 376,272.89 and 151,800.28

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Solution

The fourth proportional to 272,662.10, 376,272.89 and 151,800.28 is: 209,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,662.10 : 376,272.89 = 151,800.28 : x
  2. Step 2: Convert to fraction form
    272,662.10/376,272.89 = 151,800.28/x
  3. Step 3: Cross multiply
    272,662.10x = 376,272.89 × 151,800.28
  4. Step 4: Simplify right side
    272,662.10x = 57,118,328,358.73
  5. Step 5: Solve for x
    x = 57,118,328,358.73/272,662.10
  6. Step 6: Final answer
    x = 209,483.93

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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.