Home / 180,077.48-270,285.71-91,394.63

Finding the Fourth Proportional to 180,077.48, 270,285.71 and 91,394.63

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Solution

The fourth proportional to 180,077.48, 270,285.71 and 91,394.63 is: 137,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,077.48 : 270,285.71 = 91,394.63 : x
  2. Step 2: Convert to fraction form
    180,077.48/270,285.71 = 91,394.63/x
  3. Step 3: Cross multiply
    180,077.48x = 270,285.71 × 91,394.63
  4. Step 4: Simplify right side
    180,077.48x = 24,702,660,651.34
  5. Step 5: Solve for x
    x = 24,702,660,651.34/180,077.48
  6. Step 6: Final answer
    x = 137,177.96

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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.