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Finding the Fourth Proportional to 273,763.98, 377,790.35 and 152,907.01

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Solution

The fourth proportional to 273,763.98, 377,790.35 and 152,907.01 is: 211,009.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,763.98 : 377,790.35 = 152,907.01 : x
  2. Step 2: Convert to fraction form
    273,763.98/377,790.35 = 152,907.01/x
  3. Step 3: Cross multiply
    273,763.98x = 377,790.35 × 152,907.01
  4. Step 4: Simplify right side
    273,763.98x = 57,766,791,116.34
  5. Step 5: Solve for x
    x = 57,766,791,116.34/273,763.98
  6. Step 6: Final answer
    x = 211,009.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.