Home / 144,287.66-216,431.48-39,106.62

Finding the Fourth Proportional to 144,287.66, 216,431.48 and 39,106.62

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Solution

The fourth proportional to 144,287.66, 216,431.48 and 39,106.62 is: 58,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,287.66 : 216,431.48 = 39,106.62 : x
  2. Step 2: Convert to fraction form
    144,287.66/216,431.48 = 39,106.62/x
  3. Step 3: Cross multiply
    144,287.66x = 216,431.48 × 39,106.62
  4. Step 4: Simplify right side
    144,287.66x = 8,463,904,185.48
  5. Step 5: Solve for x
    x = 8,463,904,185.48/144,287.66
  6. Step 6: Final answer
    x = 58,659.93

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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.