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Finding the Fourth Proportional to 273,415.51, 377,314.44 and 152,561.89

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Solution

The fourth proportional to 273,415.51, 377,314.44 and 152,561.89 is: 210,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,415.51 : 377,314.44 = 152,561.89 : x
  2. Step 2: Convert to fraction form
    273,415.51/377,314.44 = 152,561.89/x
  3. Step 3: Cross multiply
    273,415.51x = 377,314.44 × 152,561.89
  4. Step 4: Simplify right side
    273,415.51x = 57,563,802,204.12
  5. Step 5: Solve for x
    x = 57,563,802,204.12/273,415.51
  6. Step 6: Final answer
    x = 210,535.98

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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.