Home / 134,069.48-185,015.82-73,641.80

Finding the Fourth Proportional to 134,069.48, 185,015.82 and 73,641.80

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Solution

The fourth proportional to 134,069.48, 185,015.82 and 73,641.80 is: 101,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,069.48 : 185,015.82 = 73,641.80 : x
  2. Step 2: Convert to fraction form
    134,069.48/185,015.82 = 73,641.80/x
  3. Step 3: Cross multiply
    134,069.48x = 185,015.82 × 73,641.80
  4. Step 4: Simplify right side
    134,069.48x = 13,624,898,013.28
  5. Step 5: Solve for x
    x = 13,624,898,013.28/134,069.48
  6. Step 6: Final answer
    x = 101,625.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.