Home / 104,006.20-156,009.30-93,119.80

Finding the Fourth Proportional to 104,006.20, 156,009.30 and 93,119.80

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Solution

The fourth proportional to 104,006.20, 156,009.30 and 93,119.80 is: 139,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,006.20 : 156,009.30 = 93,119.80 : x
  2. Step 2: Convert to fraction form
    104,006.20/156,009.30 = 93,119.80/x
  3. Step 3: Cross multiply
    104,006.20x = 156,009.30 × 93,119.80
  4. Step 4: Simplify right side
    104,006.20x = 14,527,554,814.14
  5. Step 5: Solve for x
    x = 14,527,554,814.14/104,006.20
  6. Step 6: Final answer
    x = 139,679.70

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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.