Home / 104,178.66-143,772.67-58,855.51

Finding the Fourth Proportional to 104,178.66, 143,772.67 and 58,855.51

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Solution

The fourth proportional to 104,178.66, 143,772.67 and 58,855.51 is: 81,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,178.66 : 143,772.67 = 58,855.51 : x
  2. Step 2: Convert to fraction form
    104,178.66/143,772.67 = 58,855.51/x
  3. Step 3: Cross multiply
    104,178.66x = 143,772.67 × 58,855.51
  4. Step 4: Simplify right side
    104,178.66x = 8,461,814,070.20
  5. Step 5: Solve for x
    x = 8,461,814,070.20/104,178.66
  6. Step 6: Final answer
    x = 81,224.07

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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.