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Finding the Fourth Proportional to 273,252.88, 377,087.16 and 152,395.60

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Solution

The fourth proportional to 273,252.88, 377,087.16 and 152,395.60 is: 210,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,252.88 : 377,087.16 = 152,395.60 : x
  2. Step 2: Convert to fraction form
    273,252.88/377,087.16 = 152,395.60/x
  3. Step 3: Cross multiply
    273,252.88x = 377,087.16 × 152,395.60
  4. Step 4: Simplify right side
    273,252.88x = 57,466,424,000.50
  5. Step 5: Solve for x
    x = 57,466,424,000.50/273,252.88
  6. Step 6: Final answer
    x = 210,304.92

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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.