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Finding the Fourth Proportional to 267,685.71, 369,473.45 and 181,790.07

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Solution

The fourth proportional to 267,685.71, 369,473.45 and 181,790.07 is: 250,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,685.71 : 369,473.45 = 181,790.07 : x
  2. Step 2: Convert to fraction form
    267,685.71/369,473.45 = 181,790.07/x
  3. Step 3: Cross multiply
    267,685.71x = 369,473.45 × 181,790.07
  4. Step 4: Simplify right side
    267,685.71x = 67,166,603,429.69
  5. Step 5: Solve for x
    x = 67,166,603,429.69/267,685.71
  6. Step 6: Final answer
    x = 250,915.91

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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.