Home / 172,918.13-238,626.54-96,437.33

Finding the Fourth Proportional to 172,918.13, 238,626.54 and 96,437.33

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Solution

The fourth proportional to 172,918.13, 238,626.54 and 96,437.33 is: 133,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,918.13 : 238,626.54 = 96,437.33 : x
  2. Step 2: Convert to fraction form
    172,918.13/238,626.54 = 96,437.33/x
  3. Step 3: Cross multiply
    172,918.13x = 238,626.54 × 96,437.33
  4. Step 4: Simplify right side
    172,918.13x = 23,012,506,384.74
  5. Step 5: Solve for x
    x = 23,012,506,384.74/172,918.13
  6. Step 6: Final answer
    x = 133,083.25

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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.