Home / 155,809.20-233,817.32-57,313.20

Finding the Fourth Proportional to 155,809.20, 233,817.32 and 57,313.20

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Solution

The fourth proportional to 155,809.20, 233,817.32 and 57,313.20 is: 86,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,809.20 : 233,817.32 = 57,313.20 : x
  2. Step 2: Convert to fraction form
    155,809.20/233,817.32 = 57,313.20/x
  3. Step 3: Cross multiply
    155,809.20x = 233,817.32 × 57,313.20
  4. Step 4: Simplify right side
    155,809.20x = 13,400,818,824.62
  5. Step 5: Solve for x
    x = 13,400,818,824.62/155,809.20
  6. Step 6: Final answer
    x = 86,007.88

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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.