Home / 127,842.42-191,791.32-48,956.66

Finding the Fourth Proportional to 127,842.42, 191,791.32 and 48,956.66

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Solution

The fourth proportional to 127,842.42, 191,791.32 and 48,956.66 is: 73,445.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,842.42 : 191,791.32 = 48,956.66 : x
  2. Step 2: Convert to fraction form
    127,842.42/191,791.32 = 48,956.66/x
  3. Step 3: Cross multiply
    127,842.42x = 191,791.32 × 48,956.66
  4. Step 4: Simplify right side
    127,842.42x = 9,389,461,485.23
  5. Step 5: Solve for x
    x = 9,389,461,485.23/127,842.42
  6. Step 6: Final answer
    x = 73,445.59

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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.