Home / 104,564.69-144,298.99-56,818.04

Finding the Fourth Proportional to 104,564.69, 144,298.99 and 56,818.04

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Solution

The fourth proportional to 104,564.69, 144,298.99 and 56,818.04 is: 78,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.69 : 144,298.99 = 56,818.04 : x
  2. Step 2: Convert to fraction form
    104,564.69/144,298.99 = 56,818.04/x
  3. Step 3: Cross multiply
    104,564.69x = 144,298.99 × 56,818.04
  4. Step 4: Simplify right side
    104,564.69x = 8,198,785,785.78
  5. Step 5: Solve for x
    x = 8,198,785,785.78/104,564.69
  6. Step 6: Final answer
    x = 78,408.74

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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.