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Finding the Fourth Proportional to 267,315.50, 368,895.38 and 146,461.36

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Solution

The fourth proportional to 267,315.50, 368,895.38 and 146,461.36 is: 202,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,315.50 : 368,895.38 = 146,461.36 : x
  2. Step 2: Convert to fraction form
    267,315.50/368,895.38 = 146,461.36/x
  3. Step 3: Cross multiply
    267,315.50x = 368,895.38 × 146,461.36
  4. Step 4: Simplify right side
    267,315.50x = 54,028,917,397.97
  5. Step 5: Solve for x
    x = 54,028,917,397.97/267,315.50
  6. Step 6: Final answer
    x = 202,116.67

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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.