Home / 107,911.58-161,914.02-57,933.32

Finding the Fourth Proportional to 107,911.58, 161,914.02 and 57,933.32

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Solution

The fourth proportional to 107,911.58, 161,914.02 and 57,933.32 is: 86,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,911.58 : 161,914.02 = 57,933.32 : x
  2. Step 2: Convert to fraction form
    107,911.58/161,914.02 = 57,933.32/x
  3. Step 3: Cross multiply
    107,911.58x = 161,914.02 × 57,933.32
  4. Step 4: Simplify right side
    107,911.58x = 9,380,216,733.15
  5. Step 5: Solve for x
    x = 9,380,216,733.15/107,911.58
  6. Step 6: Final answer
    x = 86,925.02

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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.