Home / 104,424.63-144,106.13-56,677.96

Finding the Fourth Proportional to 104,424.63, 144,106.13 and 56,677.96

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Solution

The fourth proportional to 104,424.63, 144,106.13 and 56,677.96 is: 78,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.63 : 144,106.13 = 56,677.96 : x
  2. Step 2: Convert to fraction form
    104,424.63/144,106.13 = 56,677.96/x
  3. Step 3: Cross multiply
    104,424.63x = 144,106.13 × 56,677.96
  4. Step 4: Simplify right side
    104,424.63x = 8,167,641,471.89
  5. Step 5: Solve for x
    x = 8,167,641,471.89/104,424.63
  6. Step 6: Final answer
    x = 78,215.66

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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.