Home / 232,109.04-348,144.12-91,830

Finding the Fourth Proportional to 232,109.04, 348,144.12 and 91,830

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Solution

The fourth proportional to 232,109.04, 348,144.12 and 91,830 is: 137,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,109.04 : 348,144.12 = 91,830 : x
  2. Step 2: Convert to fraction form
    232,109.04/348,144.12 = 91,830/x
  3. Step 3: Cross multiply
    232,109.04x = 348,144.12 × 91,830
  4. Step 4: Simplify right side
    232,109.04x = 31,970,074,539.60
  5. Step 5: Solve for x
    x = 31,970,074,539.60/232,109.04
  6. Step 6: Final answer
    x = 137,737.31

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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.