Home / 119,348.11-164,704.62-65,637.28

Finding the Fourth Proportional to 119,348.11, 164,704.62 and 65,637.28

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Solution

The fourth proportional to 119,348.11, 164,704.62 and 65,637.28 is: 90,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,348.11 : 164,704.62 = 65,637.28 : x
  2. Step 2: Convert to fraction form
    119,348.11/164,704.62 = 65,637.28/x
  3. Step 3: Cross multiply
    119,348.11x = 164,704.62 × 65,637.28
  4. Step 4: Simplify right side
    119,348.11x = 10,810,763,260.23
  5. Step 5: Solve for x
    x = 10,810,763,260.23/119,348.11
  6. Step 6: Final answer
    x = 90,581.77

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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.