Home / 167,860.76-251,665.36-101,285.16

Finding the Fourth Proportional to 167,860.76, 251,665.36 and 101,285.16

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Solution

The fourth proportional to 167,860.76, 251,665.36 and 101,285.16 is: 151,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,860.76 : 251,665.36 = 101,285.16 : x
  2. Step 2: Convert to fraction form
    167,860.76/251,665.36 = 101,285.16/x
  3. Step 3: Cross multiply
    167,860.76x = 251,665.36 × 101,285.16
  4. Step 4: Simplify right side
    167,860.76x = 25,489,966,254.06
  5. Step 5: Solve for x
    x = 25,489,966,254.06/167,860.76
  6. Step 6: Final answer
    x = 151,851.85

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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.