Home / 216,119.34-324,179.13-58,347.66

Finding the Fourth Proportional to 216,119.34, 324,179.13 and 58,347.66

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Solution

The fourth proportional to 216,119.34, 324,179.13 and 58,347.66 is: 87,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,119.34 : 324,179.13 = 58,347.66 : x
  2. Step 2: Convert to fraction form
    216,119.34/324,179.13 = 58,347.66/x
  3. Step 3: Cross multiply
    216,119.34x = 324,179.13 × 58,347.66
  4. Step 4: Simplify right side
    216,119.34x = 18,915,093,656.34
  5. Step 5: Solve for x
    x = 18,915,093,656.34/216,119.34
  6. Step 6: Final answer
    x = 87,521.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.