Home / 252,894.03-348,983.43-138,176.66

Finding the Fourth Proportional to 252,894.03, 348,983.43 and 138,176.66

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Solution

The fourth proportional to 252,894.03, 348,983.43 and 138,176.66 is: 190,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,894.03 : 348,983.43 = 138,176.66 : x
  2. Step 2: Convert to fraction form
    252,894.03/348,983.43 = 138,176.66/x
  3. Step 3: Cross multiply
    252,894.03x = 348,983.43 × 138,176.66
  4. Step 4: Simplify right side
    252,894.03x = 48,221,363,007.83
  5. Step 5: Solve for x
    x = 48,221,363,007.83/252,894.03
  6. Step 6: Final answer
    x = 190,678.14

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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.