Home / 104,407.88-144,082.97-56,661.24

Finding the Fourth Proportional to 104,407.88, 144,082.97 and 56,661.24

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Solution

The fourth proportional to 104,407.88, 144,082.97 and 56,661.24 is: 78,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,407.88 : 144,082.97 = 56,661.24 : x
  2. Step 2: Convert to fraction form
    104,407.88/144,082.97 = 56,661.24/x
  3. Step 3: Cross multiply
    104,407.88x = 144,082.97 × 56,661.24
  4. Step 4: Simplify right side
    104,407.88x = 8,163,919,743.08
  5. Step 5: Solve for x
    x = 8,163,919,743.08/104,407.88
  6. Step 6: Final answer
    x = 78,192.56

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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.