Home / 148,373.17-204,763.89-91,018.96

Finding the Fourth Proportional to 148,373.17, 204,763.89 and 91,018.96

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Solution

The fourth proportional to 148,373.17, 204,763.89 and 91,018.96 is: 125,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,373.17 : 204,763.89 = 91,018.96 : x
  2. Step 2: Convert to fraction form
    148,373.17/204,763.89 = 91,018.96/x
  3. Step 3: Cross multiply
    148,373.17x = 204,763.89 × 91,018.96
  4. Step 4: Simplify right side
    148,373.17x = 18,637,396,313.35
  5. Step 5: Solve for x
    x = 18,637,396,313.35/148,373.17
  6. Step 6: Final answer
    x = 125,611.63

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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.