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Finding the Fourth Proportional to 273,644.42, 377,625.72 and 152,787.76

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Solution

The fourth proportional to 273,644.42, 377,625.72 and 152,787.76 is: 210,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,644.42 : 377,625.72 = 152,787.76 : x
  2. Step 2: Convert to fraction form
    273,644.42/377,625.72 = 152,787.76/x
  3. Step 3: Cross multiply
    273,644.42x = 377,625.72 × 152,787.76
  4. Step 4: Simplify right side
    273,644.42x = 57,696,587,877.19
  5. Step 5: Solve for x
    x = 57,696,587,877.19/273,644.42
  6. Step 6: Final answer
    x = 210,845.11

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1.5x scale

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.