Home / 227,455.48-313,891.02-126,855.16

Finding the Fourth Proportional to 227,455.48, 313,891.02 and 126,855.16

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Solution

The fourth proportional to 227,455.48, 313,891.02 and 126,855.16 is: 175,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,455.48 : 313,891.02 = 126,855.16 : x
  2. Step 2: Convert to fraction form
    227,455.48/313,891.02 = 126,855.16/x
  3. Step 3: Cross multiply
    227,455.48x = 313,891.02 × 126,855.16
  4. Step 4: Simplify right side
    227,455.48x = 39,818,695,564.66
  5. Step 5: Solve for x
    x = 39,818,695,564.66/227,455.48
  6. Step 6: Final answer
    x = 175,061.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.