Home / 127,350.49-191,048.79-41,965.90

Finding the Fourth Proportional to 127,350.49, 191,048.79 and 41,965.90

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Solution

The fourth proportional to 127,350.49, 191,048.79 and 41,965.90 is: 62,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,350.49 : 191,048.79 = 41,965.90 : x
  2. Step 2: Convert to fraction form
    127,350.49/191,048.79 = 41,965.90/x
  3. Step 3: Cross multiply
    127,350.49x = 191,048.79 × 41,965.90
  4. Step 4: Simplify right side
    127,350.49x = 8,017,534,416.26
  5. Step 5: Solve for x
    x = 8,017,534,416.26/127,350.49
  6. Step 6: Final answer
    x = 62,956.45

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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.