Home / 126,935.10-175,164.12-70,345.26

Finding the Fourth Proportional to 126,935.10, 175,164.12 and 70,345.26

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Solution

The fourth proportional to 126,935.10, 175,164.12 and 70,345.26 is: 97,072.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,935.10 : 175,164.12 = 70,345.26 : x
  2. Step 2: Convert to fraction form
    126,935.10/175,164.12 = 70,345.26/x
  3. Step 3: Cross multiply
    126,935.10x = 175,164.12 × 70,345.26
  4. Step 4: Simplify right side
    126,935.10x = 12,321,965,564.07
  5. Step 5: Solve for x
    x = 12,321,965,564.07/126,935.10
  6. Step 6: Final answer
    x = 97,072.96

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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.