Home / 215,340.90-297,167.48-119,847.58

Finding the Fourth Proportional to 215,340.90, 297,167.48 and 119,847.58

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Solution

The fourth proportional to 215,340.90, 297,167.48 and 119,847.58 is: 165,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,340.90 : 297,167.48 = 119,847.58 : x
  2. Step 2: Convert to fraction form
    215,340.90/297,167.48 = 119,847.58/x
  3. Step 3: Cross multiply
    215,340.90x = 297,167.48 × 119,847.58
  4. Step 4: Simplify right side
    215,340.90x = 35,614,803,332.70
  5. Step 5: Solve for x
    x = 35,614,803,332.70/215,340.90
  6. Step 6: Final answer
    x = 165,388.01

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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.