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Finding the Fourth Proportional to 267,287.58, 368,856.18 and 146,429.10

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Solution

The fourth proportional to 267,287.58, 368,856.18 and 146,429.10 is: 202,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,287.58 : 368,856.18 = 146,429.10 : x
  2. Step 2: Convert to fraction form
    267,287.58/368,856.18 = 146,429.10/x
  3. Step 3: Cross multiply
    267,287.58x = 368,856.18 × 146,429.10
  4. Step 4: Simplify right side
    267,287.58x = 54,011,278,466.84
  5. Step 5: Solve for x
    x = 54,011,278,466.84/267,287.58
  6. Step 6: Final answer
    x = 202,071.79

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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.