Home / 151,403.22-227,140-51,564.27

Finding the Fourth Proportional to 151,403.22, 227,140 and 51,564.27

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Solution

The fourth proportional to 151,403.22, 227,140 and 51,564.27 is: 77,358.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,403.22 : 227,140 = 51,564.27 : x
  2. Step 2: Convert to fraction form
    151,403.22/227,140 = 51,564.27/x
  3. Step 3: Cross multiply
    151,403.22x = 227,140 × 51,564.27
  4. Step 4: Simplify right side
    151,403.22x = 11,712,307,152.10
  5. Step 5: Solve for x
    x = 11,712,307,152.10/151,403.22
  6. Step 6: Final answer
    x = 77,358.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.