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Finding the Fourth Proportional to 273,334.72, 377,193.36 and 160,232.80

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Solution

The fourth proportional to 273,334.72, 377,193.36 and 160,232.80 is: 221,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,334.72 : 377,193.36 = 160,232.80 : x
  2. Step 2: Convert to fraction form
    273,334.72/377,193.36 = 160,232.80/x
  3. Step 3: Cross multiply
    273,334.72x = 377,193.36 × 160,232.80
  4. Step 4: Simplify right side
    273,334.72x = 60,438,748,214.21
  5. Step 5: Solve for x
    x = 60,438,748,214.21/273,334.72
  6. Step 6: Final answer
    x = 221,116.25

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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.