Home / 104,602.20-144,351.22-56,855.42

Finding the Fourth Proportional to 104,602.20, 144,351.22 and 56,855.42

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Solution

The fourth proportional to 104,602.20, 144,351.22 and 56,855.42 is: 78,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,602.20 : 144,351.22 = 56,855.42 : x
  2. Step 2: Convert to fraction form
    104,602.20/144,351.22 = 56,855.42/x
  3. Step 3: Cross multiply
    104,602.20x = 144,351.22 × 56,855.42
  4. Step 4: Simplify right side
    104,602.20x = 8,207,149,240.61
  5. Step 5: Solve for x
    x = 8,207,149,240.61/104,602.20
  6. Step 6: Final answer
    x = 78,460.58

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1.5x scale

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.