Home / 104,468.82-144,166.98-56,722.20

Finding the Fourth Proportional to 104,468.82, 144,166.98 and 56,722.20

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Solution

The fourth proportional to 104,468.82, 144,166.98 and 56,722.20 is: 78,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,468.82 : 144,166.98 = 56,722.20 : x
  2. Step 2: Convert to fraction form
    104,468.82/144,166.98 = 56,722.20/x
  3. Step 3: Cross multiply
    104,468.82x = 144,166.98 × 56,722.20
  4. Step 4: Simplify right side
    104,468.82x = 8,177,468,272.96
  5. Step 5: Solve for x
    x = 8,177,468,272.96/104,468.82
  6. Step 6: Final answer
    x = 78,276.64

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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.