Home / 215,276.14-297,047.46-119,782.54

Finding the Fourth Proportional to 215,276.14, 297,047.46 and 119,782.54

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Solution

The fourth proportional to 215,276.14, 297,047.46 and 119,782.54 is: 165,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,276.14 : 297,047.46 = 119,782.54 : x
  2. Step 2: Convert to fraction form
    215,276.14/297,047.46 = 119,782.54/x
  3. Step 3: Cross multiply
    215,276.14x = 297,047.46 × 119,782.54
  4. Step 4: Simplify right side
    215,276.14x = 35,581,099,259.35
  5. Step 5: Solve for x
    x = 35,581,099,259.35/215,276.14
  6. Step 6: Final answer
    x = 165,281.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.