Home / 155,542.20-233,313.30-55,705.65

Finding the Fourth Proportional to 155,542.20, 233,313.30 and 55,705.65

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Solution

The fourth proportional to 155,542.20, 233,313.30 and 55,705.65 is: 83,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,542.20 : 233,313.30 = 55,705.65 : x
  2. Step 2: Convert to fraction form
    155,542.20/233,313.30 = 55,705.65/x
  3. Step 3: Cross multiply
    155,542.20x = 233,313.30 × 55,705.65
  4. Step 4: Simplify right side
    155,542.20x = 12,996,869,030.15
  5. Step 5: Solve for x
    x = 12,996,869,030.15/155,542.20
  6. Step 6: Final answer
    x = 83,558.48

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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.