Home / 127,683.94-191,538.87-48,864.46

Finding the Fourth Proportional to 127,683.94, 191,538.87 and 48,864.46

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Solution

The fourth proportional to 127,683.94, 191,538.87 and 48,864.46 is: 73,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,683.94 : 191,538.87 = 48,864.46 : x
  2. Step 2: Convert to fraction form
    127,683.94/191,538.87 = 48,864.46/x
  3. Step 3: Cross multiply
    127,683.94x = 191,538.87 × 48,864.46
  4. Step 4: Simplify right side
    127,683.94x = 9,359,443,451.56
  5. Step 5: Solve for x
    x = 9,359,443,451.56/127,683.94
  6. Step 6: Final answer
    x = 73,301.65

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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.