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Finding the Fourth Proportional to 183,702.51, 275,297.04 and 99,280.65

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Solution

The fourth proportional to 183,702.51, 275,297.04 and 99,280.65 is: 148,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,702.51 : 275,297.04 = 99,280.65 : x
  2. Step 2: Convert to fraction form
    183,702.51/275,297.04 = 99,280.65/x
  3. Step 3: Cross multiply
    183,702.51x = 275,297.04 × 99,280.65
  4. Step 4: Simplify right side
    183,702.51x = 27,331,669,074.28
  5. Step 5: Solve for x
    x = 27,331,669,074.28/183,702.51
  6. Step 6: Final answer
    x = 148,782.23

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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.