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Finding the Fourth Proportional to 273,775.97, 377,809.05 and 152,916.20

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Solution

The fourth proportional to 273,775.97, 377,809.05 and 152,916.20 is: 211,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,775.97 : 377,809.05 = 152,916.20 : x
  2. Step 2: Convert to fraction form
    273,775.97/377,809.05 = 152,916.20/x
  3. Step 3: Cross multiply
    273,775.97x = 377,809.05 × 152,916.20
  4. Step 4: Simplify right side
    273,775.97x = 57,773,122,362.56
  5. Step 5: Solve for x
    x = 57,773,122,362.56/273,775.97
  6. Step 6: Final answer
    x = 211,023.35

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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.