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Finding the Fourth Proportional to 146,055.63, 219,106.08 and 61,816.53

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Solution

The fourth proportional to 146,055.63, 219,106.08 and 61,816.53 is: 92,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,055.63 : 219,106.08 = 61,816.53 : x
  2. Step 2: Convert to fraction form
    146,055.63/219,106.08 = 61,816.53/x
  3. Step 3: Cross multiply
    146,055.63x = 219,106.08 × 61,816.53
  4. Step 4: Simplify right side
    146,055.63x = 13,544,377,567.50
  5. Step 5: Solve for x
    x = 13,544,377,567.50/146,055.63
  6. Step 6: Final answer
    x = 92,734.38

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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.