Home / 104,306.24-143,893.86-61,271.48

Finding the Fourth Proportional to 104,306.24, 143,893.86 and 61,271.48

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Solution

The fourth proportional to 104,306.24, 143,893.86 and 61,271.48 is: 84,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,306.24 : 143,893.86 = 61,271.48 : x
  2. Step 2: Convert to fraction form
    104,306.24/143,893.86 = 61,271.48/x
  3. Step 3: Cross multiply
    104,306.24x = 143,893.86 × 61,271.48
  4. Step 4: Simplify right side
    104,306.24x = 8,816,589,765.11
  5. Step 5: Solve for x
    x = 8,816,589,765.11/104,306.24
  6. Step 6: Final answer
    x = 84,526.01

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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.