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Finding the Fourth Proportional to 151,458.41, 227,228.51 and 46,274.51

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Solution

The fourth proportional to 151,458.41, 227,228.51 and 46,274.51 is: 69,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,458.41 : 227,228.51 = 46,274.51 : x
  2. Step 2: Convert to fraction form
    151,458.41/227,228.51 = 46,274.51/x
  3. Step 3: Cross multiply
    151,458.41x = 227,228.51 × 46,274.51
  4. Step 4: Simplify right side
    151,458.41x = 10,514,888,642.04
  5. Step 5: Solve for x
    x = 10,514,888,642.04/151,458.41
  6. Step 6: Final answer
    x = 69,424.26

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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.