Home / 180,661.65-270,999.77-47,555.34

Finding the Fourth Proportional to 180,661.65, 270,999.77 and 47,555.34

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Solution

The fourth proportional to 180,661.65, 270,999.77 and 47,555.34 is: 71,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,661.65 : 270,999.77 = 47,555.34 : x
  2. Step 2: Convert to fraction form
    180,661.65/270,999.77 = 47,555.34/x
  3. Step 3: Cross multiply
    180,661.65x = 270,999.77 × 47,555.34
  4. Step 4: Simplify right side
    180,661.65x = 12,887,485,964.50
  5. Step 5: Solve for x
    x = 12,887,485,964.50/180,661.65
  6. Step 6: Final answer
    x = 71,334.93

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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.