Home / 214,070.14-320,953.22-107,377.35

Finding the Fourth Proportional to 214,070.14, 320,953.22 and 107,377.35

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Solution

The fourth proportional to 214,070.14, 320,953.22 and 107,377.35 is: 160,989.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,070.14 : 320,953.22 = 107,377.35 : x
  2. Step 2: Convert to fraction form
    214,070.14/320,953.22 = 107,377.35/x
  3. Step 3: Cross multiply
    214,070.14x = 320,953.22 × 107,377.35
  4. Step 4: Simplify right side
    214,070.14x = 34,463,104,899.77
  5. Step 5: Solve for x
    x = 34,463,104,899.77/214,070.14
  6. Step 6: Final answer
    x = 160,989.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.