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Finding the Fourth Proportional to 145,860.92, 218,791.36 and 35,052.92

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Solution

The fourth proportional to 145,860.92, 218,791.36 and 35,052.92 is: 52,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,860.92 : 218,791.36 = 35,052.92 : x
  2. Step 2: Convert to fraction form
    145,860.92/218,791.36 = 35,052.92/x
  3. Step 3: Cross multiply
    145,860.92x = 218,791.36 × 35,052.92
  4. Step 4: Simplify right side
    145,860.92x = 7,669,276,038.77
  5. Step 5: Solve for x
    x = 7,669,276,038.77/145,860.92
  6. Step 6: Final answer
    x = 52,579.38

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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.