Home / 169,679.57-234,131.73-98,045.69

Finding the Fourth Proportional to 169,679.57, 234,131.73 and 98,045.69

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Solution

The fourth proportional to 169,679.57, 234,131.73 and 98,045.69 is: 135,287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,679.57 : 234,131.73 = 98,045.69 : x
  2. Step 2: Convert to fraction form
    169,679.57/234,131.73 = 98,045.69/x
  3. Step 3: Cross multiply
    169,679.57x = 234,131.73 × 98,045.69
  4. Step 4: Simplify right side
    169,679.57x = 22,955,607,018.74
  5. Step 5: Solve for x
    x = 22,955,607,018.74/169,679.57
  6. Step 6: Final answer
    x = 135,287.98

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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.