Home / 119,180.90-164,459.85-65,463.14

Finding the Fourth Proportional to 119,180.90, 164,459.85 and 65,463.14

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Solution

The fourth proportional to 119,180.90, 164,459.85 and 65,463.14 is: 90,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,180.90 : 164,459.85 = 65,463.14 : x
  2. Step 2: Convert to fraction form
    119,180.90/164,459.85 = 65,463.14/x
  3. Step 3: Cross multiply
    119,180.90x = 164,459.85 × 65,463.14
  4. Step 4: Simplify right side
    119,180.90x = 10,766,058,184.93
  5. Step 5: Solve for x
    x = 10,766,058,184.93/119,180.90
  6. Step 6: Final answer
    x = 90,333.75

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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.