Home / 104,412.20-144,088.94-56,665.58

Finding the Fourth Proportional to 104,412.20, 144,088.94 and 56,665.58

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Solution

The fourth proportional to 104,412.20, 144,088.94 and 56,665.58 is: 78,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,412.20 : 144,088.94 = 56,665.58 : x
  2. Step 2: Convert to fraction form
    104,412.20/144,088.94 = 56,665.58/x
  3. Step 3: Cross multiply
    104,412.20x = 144,088.94 × 56,665.58
  4. Step 4: Simplify right side
    104,412.20x = 8,164,882,777.90
  5. Step 5: Solve for x
    x = 8,164,882,777.90/104,412.20
  6. Step 6: Final answer
    x = 78,198.56

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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.