Home / 155,759.13-233,635.32-43,436.35

Finding the Fourth Proportional to 155,759.13, 233,635.32 and 43,436.35

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Solution

The fourth proportional to 155,759.13, 233,635.32 and 43,436.35 is: 65,153.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759.13 : 233,635.32 = 43,436.35 : x
  2. Step 2: Convert to fraction form
    155,759.13/233,635.32 = 43,436.35/x
  3. Step 3: Cross multiply
    155,759.13x = 233,635.32 × 43,436.35
  4. Step 4: Simplify right side
    155,759.13x = 10,148,265,531.88
  5. Step 5: Solve for x
    x = 10,148,265,531.88/155,759.13
  6. Step 6: Final answer
    x = 65,153.58

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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.