Home / 215,271.66-297,048.15-119,771.58

Finding the Fourth Proportional to 215,271.66, 297,048.15 and 119,771.58

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Solution

The fourth proportional to 215,271.66, 297,048.15 and 119,771.58 is: 165,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,271.66 : 297,048.15 = 119,771.58 : x
  2. Step 2: Convert to fraction form
    215,271.66/297,048.15 = 119,771.58/x
  3. Step 3: Cross multiply
    215,271.66x = 297,048.15 × 119,771.58
  4. Step 4: Simplify right side
    215,271.66x = 35,577,926,261.58
  5. Step 5: Solve for x
    x = 35,577,926,261.58/215,271.66
  6. Step 6: Final answer
    x = 165,269.90

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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.