Home / 119,294.54-164,623.17-65,579.60

Finding the Fourth Proportional to 119,294.54, 164,623.17 and 65,579.60

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Solution

The fourth proportional to 119,294.54, 164,623.17 and 65,579.60 is: 90,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,294.54 : 164,623.17 = 65,579.60 : x
  2. Step 2: Convert to fraction form
    119,294.54/164,623.17 = 65,579.60/x
  3. Step 3: Cross multiply
    119,294.54x = 164,623.17 × 65,579.60
  4. Step 4: Simplify right side
    119,294.54x = 10,795,920,816.22
  5. Step 5: Solve for x
    x = 10,795,920,816.22/119,294.54
  6. Step 6: Final answer
    x = 90,498.03

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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.