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Finding the Fourth Proportional to 267,671.90, 369,387.74 and 146,814.18

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Solution

The fourth proportional to 267,671.90, 369,387.74 and 146,814.18 is: 202,603.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,671.90 : 369,387.74 = 146,814.18 : x
  2. Step 2: Convert to fraction form
    267,671.90/369,387.74 = 146,814.18/x
  3. Step 3: Cross multiply
    267,671.90x = 369,387.74 × 146,814.18
  4. Step 4: Simplify right side
    267,671.90x = 54,231,358,150.15
  5. Step 5: Solve for x
    x = 54,231,358,150.15/267,671.90
  6. Step 6: Final answer
    x = 202,603.85

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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.