Home / 104,234.89-143,844.27-56,488.24

Finding the Fourth Proportional to 104,234.89, 143,844.27 and 56,488.24

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Solution

The fourth proportional to 104,234.89, 143,844.27 and 56,488.24 is: 77,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,234.89 : 143,844.27 = 56,488.24 : x
  2. Step 2: Convert to fraction form
    104,234.89/143,844.27 = 56,488.24/x
  3. Step 3: Cross multiply
    104,234.89x = 143,844.27 × 56,488.24
  4. Step 4: Simplify right side
    104,234.89x = 8,125,509,017.07
  5. Step 5: Solve for x
    x = 8,125,509,017.07/104,234.89
  6. Step 6: Final answer
    x = 77,953.83

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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.