Home / 104,229.48-143,836.32-56,484

Finding the Fourth Proportional to 104,229.48, 143,836.32 and 56,484

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Solution

The fourth proportional to 104,229.48, 143,836.32 and 56,484 is: 77,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,229.48 : 143,836.32 = 56,484 : x
  2. Step 2: Convert to fraction form
    104,229.48/143,836.32 = 56,484/x
  3. Step 3: Cross multiply
    104,229.48x = 143,836.32 × 56,484
  4. Step 4: Simplify right side
    104,229.48x = 8,124,450,698.88
  5. Step 5: Solve for x
    x = 8,124,450,698.88/104,229.48
  6. Step 6: Final answer
    x = 77,947.72

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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.