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Finding the Fourth Proportional to 119,167.86, 164,411.60 and 67,477.91

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Solution

The fourth proportional to 119,167.86, 164,411.60 and 67,477.91 is: 93,096.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,167.86 : 164,411.60 = 67,477.91 : x
  2. Step 2: Convert to fraction form
    119,167.86/164,411.60 = 67,477.91/x
  3. Step 3: Cross multiply
    119,167.86x = 164,411.60 × 67,477.91
  4. Step 4: Simplify right side
    119,167.86x = 11,094,151,102.91
  5. Step 5: Solve for x
    x = 11,094,151,102.91/119,167.86
  6. Step 6: Final answer
    x = 93,096.84

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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.