Home / 127,637.46-191,441.68-34,150.50

Finding the Fourth Proportional to 127,637.46, 191,441.68 and 34,150.50

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Solution

The fourth proportional to 127,637.46, 191,441.68 and 34,150.50 is: 51,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,637.46 : 191,441.68 = 34,150.50 : x
  2. Step 2: Convert to fraction form
    127,637.46/191,441.68 = 34,150.50/x
  3. Step 3: Cross multiply
    127,637.46x = 191,441.68 × 34,150.50
  4. Step 4: Simplify right side
    127,637.46x = 6,537,829,007.46
  5. Step 5: Solve for x
    x = 6,537,829,007.46/127,637.46
  6. Step 6: Final answer
    x = 51,221.87

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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.