Home / 151,739.61-227,536.58-71,710.88

Finding the Fourth Proportional to 151,739.61, 227,536.58 and 71,710.88

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Solution

The fourth proportional to 151,739.61, 227,536.58 and 71,710.88 is: 107,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,739.61 : 227,536.58 = 71,710.88 : x
  2. Step 2: Convert to fraction form
    151,739.61/227,536.58 = 71,710.88/x
  3. Step 3: Cross multiply
    151,739.61x = 227,536.58 × 71,710.88
  4. Step 4: Simplify right side
    151,739.61x = 16,316,846,887.75
  5. Step 5: Solve for x
    x = 16,316,846,887.75/151,739.61
  6. Step 6: Final answer
    x = 107,531.89

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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.