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Finding the Fourth Proportional to 272,165, 375,600.50 and 151,308.28

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Solution

The fourth proportional to 272,165, 375,600.50 and 151,308.28 is: 208,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,165 : 375,600.50 = 151,308.28 : x
  2. Step 2: Convert to fraction form
    272,165/375,600.50 = 151,308.28/x
  3. Step 3: Cross multiply
    272,165x = 375,600.50 × 151,308.28
  4. Step 4: Simplify right side
    272,165x = 56,831,465,622.14
  5. Step 5: Solve for x
    x = 56,831,465,622.14/272,165
  6. Step 6: Final answer
    x = 208,812.54

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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.