Home / 104,682.96-144,463.16-56,936.64

Finding the Fourth Proportional to 104,682.96, 144,463.16 and 56,936.64

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Solution

The fourth proportional to 104,682.96, 144,463.16 and 56,936.64 is: 78,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,682.96 : 144,463.16 = 56,936.64 : x
  2. Step 2: Convert to fraction form
    104,682.96/144,463.16 = 56,936.64/x
  3. Step 3: Cross multiply
    104,682.96x = 144,463.16 × 56,936.64
  4. Step 4: Simplify right side
    104,682.96x = 8,225,246,934.18
  5. Step 5: Solve for x
    x = 8,225,246,934.18/104,682.96
  6. Step 6: Final answer
    x = 78,572.93

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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.