Home / 127,670.56-191,506.04-52,708.43

Finding the Fourth Proportional to 127,670.56, 191,506.04 and 52,708.43

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Solution

The fourth proportional to 127,670.56, 191,506.04 and 52,708.43 is: 79,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,670.56 : 191,506.04 = 52,708.43 : x
  2. Step 2: Convert to fraction form
    127,670.56/191,506.04 = 52,708.43/x
  3. Step 3: Cross multiply
    127,670.56x = 191,506.04 × 52,708.43
  4. Step 4: Simplify right side
    127,670.56x = 10,093,982,703.92
  5. Step 5: Solve for x
    x = 10,093,982,703.92/127,670.56
  6. Step 6: Final answer
    x = 79,062.73

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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.