Home / 77,048.04-115,572.54-23,739.36

Finding the Fourth Proportional to 77,048.04, 115,572.54 and 23,739.36

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Solution

The fourth proportional to 77,048.04, 115,572.54 and 23,739.36 is: 35,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,048.04 : 115,572.54 = 23,739.36 : x
  2. Step 2: Convert to fraction form
    77,048.04/115,572.54 = 23,739.36/x
  3. Step 3: Cross multiply
    77,048.04x = 115,572.54 × 23,739.36
  4. Step 4: Simplify right side
    77,048.04x = 2,743,618,133.17
  5. Step 5: Solve for x
    x = 2,743,618,133.17/77,048.04
  6. Step 6: Final answer
    x = 35,609.19

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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.