Home / 124,851.07-172,252.27-71,097.97

Finding the Fourth Proportional to 124,851.07, 172,252.27 and 71,097.97

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Solution

The fourth proportional to 124,851.07, 172,252.27 and 71,097.97 is: 98,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,851.07 : 172,252.27 = 71,097.97 : x
  2. Step 2: Convert to fraction form
    124,851.07/172,252.27 = 71,097.97/x
  3. Step 3: Cross multiply
    124,851.07x = 172,252.27 × 71,097.97
  4. Step 4: Simplify right side
    124,851.07x = 12,246,786,724.89
  5. Step 5: Solve for x
    x = 12,246,786,724.89/124,851.07
  6. Step 6: Final answer
    x = 98,091.16

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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.