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Finding the Fourth Proportional to 273,887.22, 377,957.27 and 153,029.32

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Solution

The fourth proportional to 273,887.22, 377,957.27 and 153,029.32 is: 211,176.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,887.22 : 377,957.27 = 153,029.32 : x
  2. Step 2: Convert to fraction form
    273,887.22/377,957.27 = 153,029.32/x
  3. Step 3: Cross multiply
    273,887.22x = 377,957.27 × 153,029.32
  4. Step 4: Simplify right side
    273,887.22x = 57,838,543,454.84
  5. Step 5: Solve for x
    x = 57,838,543,454.84/273,887.22
  6. Step 6: Final answer
    x = 211,176.49

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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.