Home / 104,152.69-143,730.10-58,845.34

Finding the Fourth Proportional to 104,152.69, 143,730.10 and 58,845.34

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Solution

The fourth proportional to 104,152.69, 143,730.10 and 58,845.34 is: 81,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,152.69 : 143,730.10 = 58,845.34 : x
  2. Step 2: Convert to fraction form
    104,152.69/143,730.10 = 58,845.34/x
  3. Step 3: Cross multiply
    104,152.69x = 143,730.10 × 58,845.34
  4. Step 4: Simplify right side
    104,152.69x = 8,457,845,716.47
  5. Step 5: Solve for x
    x = 8,457,845,716.47/104,152.69
  6. Step 6: Final answer
    x = 81,206.22

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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.