Home / 187,784.04-259,141.94-112,350.28

Finding the Fourth Proportional to 187,784.04, 259,141.94 and 112,350.28

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Solution

The fourth proportional to 187,784.04, 259,141.94 and 112,350.28 is: 155,043.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,784.04 : 259,141.94 = 112,350.28 : x
  2. Step 2: Convert to fraction form
    187,784.04/259,141.94 = 112,350.28/x
  3. Step 3: Cross multiply
    187,784.04x = 259,141.94 × 112,350.28
  4. Step 4: Simplify right side
    187,784.04x = 29,114,669,518.74
  5. Step 5: Solve for x
    x = 29,114,669,518.74/187,784.04
  6. Step 6: Final answer
    x = 155,043.37

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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.