Home / 105,852.74-158,714.51-44,991.36

Finding the Fourth Proportional to 105,852.74, 158,714.51 and 44,991.36

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Solution

The fourth proportional to 105,852.74, 158,714.51 and 44,991.36 is: 67,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,852.74 : 158,714.51 = 44,991.36 : x
  2. Step 2: Convert to fraction form
    105,852.74/158,714.51 = 44,991.36/x
  3. Step 3: Cross multiply
    105,852.74x = 158,714.51 × 44,991.36
  4. Step 4: Simplify right side
    105,852.74x = 7,140,781,431.68
  5. Step 5: Solve for x
    x = 7,140,781,431.68/105,852.74
  6. Step 6: Final answer
    x = 67,459.58

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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.