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Finding the Fourth Proportional to 119,476.59, 164,840.58 and 67,785.14

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Solution

The fourth proportional to 119,476.59, 164,840.58 and 67,785.14 is: 93,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,476.59 : 164,840.58 = 67,785.14 : x
  2. Step 2: Convert to fraction form
    119,476.59/164,840.58 = 67,785.14/x
  3. Step 3: Cross multiply
    119,476.59x = 164,840.58 × 67,785.14
  4. Step 4: Simplify right side
    119,476.59x = 11,173,740,968.78
  5. Step 5: Solve for x
    x = 11,173,740,968.78/119,476.59
  6. Step 6: Final answer
    x = 93,522.43

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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.