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Finding the Fourth Proportional to 273,830.06, 377,858.31 and 152,968.75

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Solution

The fourth proportional to 273,830.06, 377,858.31 and 152,968.75 is: 211,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,830.06 : 377,858.31 = 152,968.75 : x
  2. Step 2: Convert to fraction form
    273,830.06/377,858.31 = 152,968.75/x
  3. Step 3: Cross multiply
    273,830.06x = 377,858.31 × 152,968.75
  4. Step 4: Simplify right side
    273,830.06x = 57,800,513,357.81
  5. Step 5: Solve for x
    x = 57,800,513,357.81/273,830.06
  6. Step 6: Final answer
    x = 211,081.70

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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.