Home / 104,564.83-144,299.19-56,818.18

Finding the Fourth Proportional to 104,564.83, 144,299.19 and 56,818.18

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Solution

The fourth proportional to 104,564.83, 144,299.19 and 56,818.18 is: 78,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,564.83 : 144,299.19 = 56,818.18 : x
  2. Step 2: Convert to fraction form
    104,564.83/144,299.19 = 56,818.18/x
  3. Step 3: Cross multiply
    104,564.83x = 144,299.19 × 56,818.18
  4. Step 4: Simplify right side
    104,564.83x = 8,198,817,531.65
  5. Step 5: Solve for x
    x = 8,198,817,531.65/104,564.83
  6. Step 6: Final answer
    x = 78,408.94

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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.