Home / 175,161.85-240,830.52-155,855.23

Finding the Fourth Proportional to 175,161.85, 240,830.52 and 155,855.23

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Solution

The fourth proportional to 175,161.85, 240,830.52 and 155,855.23 is: 214,285.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,161.85 : 240,830.52 = 155,855.23 : x
  2. Step 2: Convert to fraction form
    175,161.85/240,830.52 = 155,855.23/x
  3. Step 3: Cross multiply
    175,161.85x = 240,830.52 × 155,855.23
  4. Step 4: Simplify right side
    175,161.85x = 37,534,694,102.19
  5. Step 5: Solve for x
    x = 37,534,694,102.19/175,161.85
  6. Step 6: Final answer
    x = 214,285.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.