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Finding the Fourth Proportional to 267,181.45, 368,710.95 and 144,675.16

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Solution

The fourth proportional to 267,181.45, 368,710.95 and 144,675.16 is: 199,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,181.45 : 368,710.95 = 144,675.16 : x
  2. Step 2: Convert to fraction form
    267,181.45/368,710.95 = 144,675.16/x
  3. Step 3: Cross multiply
    267,181.45x = 368,710.95 × 144,675.16
  4. Step 4: Simplify right side
    267,181.45x = 53,343,315,305.76
  5. Step 5: Solve for x
    x = 53,343,315,305.76/267,181.45
  6. Step 6: Final answer
    x = 199,652.02

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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.