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Finding the Fourth Proportional to 151,182, 226,782.36 and 46,008.72

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Solution

The fourth proportional to 151,182, 226,782.36 and 46,008.72 is: 69,015.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,182 : 226,782.36 = 46,008.72 : x
  2. Step 2: Convert to fraction form
    151,182/226,782.36 = 46,008.72/x
  3. Step 3: Cross multiply
    151,182x = 226,782.36 × 46,008.72
  4. Step 4: Simplify right side
    151,182x = 10,433,966,102.18
  5. Step 5: Solve for x
    x = 10,433,966,102.18/151,182
  6. Step 6: Final answer
    x = 69,015.93

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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.