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Finding the Fourth Proportional to 101,322.65, 151,852.52 and 41,281.30

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Solution

The fourth proportional to 101,322.65, 151,852.52 and 41,281.30 is: 61,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,322.65 : 151,852.52 = 41,281.30 : x
  2. Step 2: Convert to fraction form
    101,322.65/151,852.52 = 41,281.30/x
  3. Step 3: Cross multiply
    101,322.65x = 151,852.52 × 41,281.30
  4. Step 4: Simplify right side
    101,322.65x = 6,268,668,872.72
  5. Step 5: Solve for x
    x = 6,268,668,872.72/101,322.65
  6. Step 6: Final answer
    x = 61,868.39

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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.