Home / 215,226.01-296,931.67-134,622.91

Finding the Fourth Proportional to 215,226.01, 296,931.67 and 134,622.91

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Solution

The fourth proportional to 215,226.01, 296,931.67 and 134,622.91 is: 185,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,226.01 : 296,931.67 = 134,622.91 : x
  2. Step 2: Convert to fraction form
    215,226.01/296,931.67 = 134,622.91/x
  3. Step 3: Cross multiply
    215,226.01x = 296,931.67 × 134,622.91
  4. Step 4: Simplify right side
    215,226.01x = 39,973,806,278.42
  5. Step 5: Solve for x
    x = 39,973,806,278.42/215,226.01
  6. Step 6: Final answer
    x = 185,729.44

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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.