Home / 114,741.52-172,052.87-51,507.18

Finding the Fourth Proportional to 114,741.52, 172,052.87 and 51,507.18

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Solution

The fourth proportional to 114,741.52, 172,052.87 and 51,507.18 is: 77,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,741.52 : 172,052.87 = 51,507.18 : x
  2. Step 2: Convert to fraction form
    114,741.52/172,052.87 = 51,507.18/x
  3. Step 3: Cross multiply
    114,741.52x = 172,052.87 × 51,507.18
  4. Step 4: Simplify right side
    114,741.52x = 8,861,957,887.07
  5. Step 5: Solve for x
    x = 8,861,957,887.07/114,741.52
  6. Step 6: Final answer
    x = 77,234.10

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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.