Home / 214,141.86-295,523.64-129,242.52

Finding the Fourth Proportional to 214,141.86, 295,523.64 and 129,242.52

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Solution

The fourth proportional to 214,141.86, 295,523.64 and 129,242.52 is: 178,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,141.86 : 295,523.64 = 129,242.52 : x
  2. Step 2: Convert to fraction form
    214,141.86/295,523.64 = 129,242.52/x
  3. Step 3: Cross multiply
    214,141.86x = 295,523.64 × 129,242.52
  4. Step 4: Simplify right side
    214,141.86x = 38,194,219,953.17
  5. Step 5: Solve for x
    x = 38,194,219,953.17/214,141.86
  6. Step 6: Final answer
    x = 178,359.43

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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.