Home / 155,448.86-232,690.62-84,194.53

Finding the Fourth Proportional to 155,448.86, 232,690.62 and 84,194.53

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Solution

The fourth proportional to 155,448.86, 232,690.62 and 84,194.53 is: 126,030.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,448.86 : 232,690.62 = 84,194.53 : x
  2. Step 2: Convert to fraction form
    155,448.86/232,690.62 = 84,194.53/x
  3. Step 3: Cross multiply
    155,448.86x = 232,690.62 × 84,194.53
  4. Step 4: Simplify right side
    155,448.86x = 19,591,276,804.58
  5. Step 5: Solve for x
    x = 19,591,276,804.58/155,448.86
  6. Step 6: Final answer
    x = 126,030.36

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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.