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Finding the Fourth Proportional to 273,040.97, 376,798.29 and 152,189.93

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Solution

The fourth proportional to 273,040.97, 376,798.29 and 152,189.93 is: 210,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,040.97 : 376,798.29 = 152,189.93 : x
  2. Step 2: Convert to fraction form
    273,040.97/376,798.29 = 152,189.93/x
  3. Step 3: Cross multiply
    273,040.97x = 376,798.29 × 152,189.93
  4. Step 4: Simplify right side
    273,040.97x = 57,344,903,495.23
  5. Step 5: Solve for x
    x = 57,344,903,495.23/273,040.97
  6. Step 6: Final answer
    x = 210,023.08

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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.