Home / 104,727.06-144,526.39-56,983.48

Finding the Fourth Proportional to 104,727.06, 144,526.39 and 56,983.48

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Solution

The fourth proportional to 104,727.06, 144,526.39 and 56,983.48 is: 78,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,727.06 : 144,526.39 = 56,983.48 : x
  2. Step 2: Convert to fraction form
    104,727.06/144,526.39 = 56,983.48/x
  3. Step 3: Cross multiply
    104,727.06x = 144,526.39 × 56,983.48
  4. Step 4: Simplify right side
    104,727.06x = 8,235,616,150.26
  5. Step 5: Solve for x
    x = 8,235,616,150.26/104,727.06
  6. Step 6: Final answer
    x = 78,638.86

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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.