Home / 144,416.24-216,610-44,549.36

Finding the Fourth Proportional to 144,416.24, 216,610 and 44,549.36

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Solution

The fourth proportional to 144,416.24, 216,610 and 44,549.36 is: 66,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,416.24 : 216,610 = 44,549.36 : x
  2. Step 2: Convert to fraction form
    144,416.24/216,610 = 44,549.36/x
  3. Step 3: Cross multiply
    144,416.24x = 216,610 × 44,549.36
  4. Step 4: Simplify right side
    144,416.24x = 9,649,836,869.60
  5. Step 5: Solve for x
    x = 9,649,836,869.60/144,416.24
  6. Step 6: Final answer
    x = 66,819.61

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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.