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Finding the Fourth Proportional to 273,077.80, 376,849.14 and 152,226.76

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Solution

The fourth proportional to 273,077.80, 376,849.14 and 152,226.76 is: 210,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,077.80 : 376,849.14 = 152,226.76 : x
  2. Step 2: Convert to fraction form
    273,077.80/376,849.14 = 152,226.76/x
  3. Step 3: Cross multiply
    273,077.80x = 376,849.14 × 152,226.76
  4. Step 4: Simplify right side
    273,077.80x = 57,366,523,590.99
  5. Step 5: Solve for x
    x = 57,366,523,590.99/273,077.80
  6. Step 6: Final answer
    x = 210,073.92

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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.