Home / 155,929.62-233,909.16-43,609.80

Finding the Fourth Proportional to 155,929.62, 233,909.16 and 43,609.80

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Solution

The fourth proportional to 155,929.62, 233,909.16 and 43,609.80 is: 65,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,929.62 : 233,909.16 = 43,609.80 : x
  2. Step 2: Convert to fraction form
    155,929.62/233,909.16 = 43,609.80/x
  3. Step 3: Cross multiply
    155,929.62x = 233,909.16 × 43,609.80
  4. Step 4: Simplify right side
    155,929.62x = 10,200,731,685.77
  5. Step 5: Solve for x
    x = 10,200,731,685.77/155,929.62
  6. Step 6: Final answer
    x = 65,418.82

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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.