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Finding the Fourth Proportional to 159,903.47, 239,811.42 and 60,055.94

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Solution

The fourth proportional to 159,903.47, 239,811.42 and 60,055.94 is: 90,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,903.47 : 239,811.42 = 60,055.94 : x
  2. Step 2: Convert to fraction form
    159,903.47/239,811.42 = 60,055.94/x
  3. Step 3: Cross multiply
    159,903.47x = 239,811.42 × 60,055.94
  4. Step 4: Simplify right side
    159,903.47x = 14,402,100,250.83
  5. Step 5: Solve for x
    x = 14,402,100,250.83/159,903.47
  6. Step 6: Final answer
    x = 90,067.47

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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.