Home / 104,560.82-144,293.64-56,814.33

Finding the Fourth Proportional to 104,560.82, 144,293.64 and 56,814.33

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Solution

The fourth proportional to 104,560.82, 144,293.64 and 56,814.33 is: 78,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,560.82 : 144,293.64 = 56,814.33 : x
  2. Step 2: Convert to fraction form
    104,560.82/144,293.64 = 56,814.33/x
  3. Step 3: Cross multiply
    104,560.82x = 144,293.64 × 56,814.33
  4. Step 4: Simplify right side
    104,560.82x = 8,197,946,479.86
  5. Step 5: Solve for x
    x = 8,197,946,479.86/104,560.82
  6. Step 6: Final answer
    x = 78,403.62

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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.