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Finding the Fourth Proportional to 267,038.44, 400,695.72 and 117,383.80

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Solution

The fourth proportional to 267,038.44, 400,695.72 and 117,383.80 is: 176,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,038.44 : 400,695.72 = 117,383.80 : x
  2. Step 2: Convert to fraction form
    267,038.44/400,695.72 = 117,383.80/x
  3. Step 3: Cross multiply
    267,038.44x = 400,695.72 × 117,383.80
  4. Step 4: Simplify right side
    267,038.44x = 47,035,183,666.94
  5. Step 5: Solve for x
    x = 47,035,183,666.94/267,038.44
  6. Step 6: Final answer
    x = 176,136.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.