Home / 155,961.79-233,918.26-50,780.05

Finding the Fourth Proportional to 155,961.79, 233,918.26 and 50,780.05

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Solution

The fourth proportional to 155,961.79, 233,918.26 and 50,780.05 is: 76,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,961.79 : 233,918.26 = 50,780.05 : x
  2. Step 2: Convert to fraction form
    155,961.79/233,918.26 = 50,780.05/x
  3. Step 3: Cross multiply
    155,961.79x = 233,918.26 × 50,780.05
  4. Step 4: Simplify right side
    155,961.79x = 11,878,380,938.71
  5. Step 5: Solve for x
    x = 11,878,380,938.71/155,961.79
  6. Step 6: Final answer
    x = 76,162.12

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1.5x scale

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.