Home / 144,618.35-216,933.80-44,780.45

Finding the Fourth Proportional to 144,618.35, 216,933.80 and 44,780.45

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Solution

The fourth proportional to 144,618.35, 216,933.80 and 44,780.45 is: 67,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,618.35 : 216,933.80 = 44,780.45 : x
  2. Step 2: Convert to fraction form
    144,618.35/216,933.80 = 44,780.45/x
  3. Step 3: Cross multiply
    144,618.35x = 216,933.80 × 44,780.45
  4. Step 4: Simplify right side
    144,618.35x = 9,714,391,875.64
  5. Step 5: Solve for x
    x = 9,714,391,875.64/144,618.35
  6. Step 6: Final answer
    x = 67,172.61

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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.