Home / 93,869.91-140,686.61-67,076.33

Finding the Fourth Proportional to 93,869.91, 140,686.61 and 67,076.33

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Solution

The fourth proportional to 93,869.91, 140,686.61 and 67,076.33 is: 100,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,869.91 : 140,686.61 = 67,076.33 : x
  2. Step 2: Convert to fraction form
    93,869.91/140,686.61 = 67,076.33/x
  3. Step 3: Cross multiply
    93,869.91x = 140,686.61 × 67,076.33
  4. Step 4: Simplify right side
    93,869.91x = 9,436,740,440.13
  5. Step 5: Solve for x
    x = 9,436,740,440.13/93,869.91
  6. Step 6: Final answer
    x = 100,529.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.