Home / 104,243.08-143,854.86-56,496.41

Finding the Fourth Proportional to 104,243.08, 143,854.86 and 56,496.41

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Solution

The fourth proportional to 104,243.08, 143,854.86 and 56,496.41 is: 77,964.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,243.08 : 143,854.86 = 56,496.41 : x
  2. Step 2: Convert to fraction form
    104,243.08/143,854.86 = 56,496.41/x
  3. Step 3: Cross multiply
    104,243.08x = 143,854.86 × 56,496.41
  4. Step 4: Simplify right side
    104,243.08x = 8,127,283,722.55
  5. Step 5: Solve for x
    x = 8,127,283,722.55/104,243.08
  6. Step 6: Final answer
    x = 77,964.73

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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.