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Finding the Fourth Proportional to 273,673.35, 377,665.74 and 152,816.76

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Solution

The fourth proportional to 273,673.35, 377,665.74 and 152,816.76 is: 210,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,673.35 : 377,665.74 = 152,816.76 : x
  2. Step 2: Convert to fraction form
    273,673.35/377,665.74 = 152,816.76/x
  3. Step 3: Cross multiply
    273,673.35x = 377,665.74 × 152,816.76
  4. Step 4: Simplify right side
    273,673.35x = 57,713,654,749.80
  5. Step 5: Solve for x
    x = 57,713,654,749.80/273,673.35
  6. Step 6: Final answer
    x = 210,885.18

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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.