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Finding the Fourth Proportional to 273,239.94, 377,070.36 and 152,381.34

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Solution

The fourth proportional to 273,239.94, 377,070.36 and 152,381.34 is: 210,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,239.94 : 377,070.36 = 152,381.34 : x
  2. Step 2: Convert to fraction form
    273,239.94/377,070.36 = 152,381.34/x
  3. Step 3: Cross multiply
    273,239.94x = 377,070.36 × 152,381.34
  4. Step 4: Simplify right side
    273,239.94x = 57,458,486,731.08
  5. Step 5: Solve for x
    x = 57,458,486,731.08/273,239.94
  6. Step 6: Final answer
    x = 210,285.83

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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.