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Finding the Fourth Proportional to 267,319.56, 368,916.48 and 146,461.08

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Solution

The fourth proportional to 267,319.56, 368,916.48 and 146,461.08 is: 202,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,319.56 : 368,916.48 = 146,461.08 : x
  2. Step 2: Convert to fraction form
    267,319.56/368,916.48 = 146,461.08/x
  3. Step 3: Cross multiply
    267,319.56x = 368,916.48 × 146,461.08
  4. Step 4: Simplify right side
    267,319.56x = 54,031,906,090.60
  5. Step 5: Solve for x
    x = 54,031,906,090.60/267,319.56
  6. Step 6: Final answer
    x = 202,124.78

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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.