Home / 109,505.44-164,187.53-42,952.30

Finding the Fourth Proportional to 109,505.44, 164,187.53 and 42,952.30

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Solution

The fourth proportional to 109,505.44, 164,187.53 and 42,952.30 is: 64,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,505.44 : 164,187.53 = 42,952.30 : x
  2. Step 2: Convert to fraction form
    109,505.44/164,187.53 = 42,952.30/x
  3. Step 3: Cross multiply
    109,505.44x = 164,187.53 × 42,952.30
  4. Step 4: Simplify right side
    109,505.44x = 7,052,232,044.82
  5. Step 5: Solve for x
    x = 7,052,232,044.82/109,505.44
  6. Step 6: Final answer
    x = 64,400.75

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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.