Home / 104,449.68-144,140.85-56,703.24

Finding the Fourth Proportional to 104,449.68, 144,140.85 and 56,703.24

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Solution

The fourth proportional to 104,449.68, 144,140.85 and 56,703.24 is: 78,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,449.68 : 144,140.85 = 56,703.24 : x
  2. Step 2: Convert to fraction form
    104,449.68/144,140.85 = 56,703.24/x
  3. Step 3: Cross multiply
    104,449.68x = 144,140.85 × 56,703.24
  4. Step 4: Simplify right side
    104,449.68x = 8,173,253,211.35
  5. Step 5: Solve for x
    x = 8,173,253,211.35/104,449.68
  6. Step 6: Final answer
    x = 78,250.63

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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.