Home / 102,052.04-140,843.48-56,734.52

Finding the Fourth Proportional to 102,052.04, 140,843.48 and 56,734.52

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Solution

The fourth proportional to 102,052.04, 140,843.48 and 56,734.52 is: 78,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,052.04 : 140,843.48 = 56,734.52 : x
  2. Step 2: Convert to fraction form
    102,052.04/140,843.48 = 56,734.52/x
  3. Step 3: Cross multiply
    102,052.04x = 140,843.48 × 56,734.52
  4. Step 4: Simplify right side
    102,052.04x = 7,990,686,245.04
  5. Step 5: Solve for x
    x = 7,990,686,245.04/102,052.04
  6. Step 6: Final answer
    x = 78,300.12

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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.