Home / 215,045.67-296,746.21-119,546.55

Finding the Fourth Proportional to 215,045.67, 296,746.21 and 119,546.55

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Solution

The fourth proportional to 215,045.67, 296,746.21 and 119,546.55 is: 164,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,045.67 : 296,746.21 = 119,546.55 : x
  2. Step 2: Convert to fraction form
    215,045.67/296,746.21 = 119,546.55/x
  3. Step 3: Cross multiply
    215,045.67x = 296,746.21 × 119,546.55
  4. Step 4: Simplify right side
    215,045.67x = 35,474,985,631.08
  5. Step 5: Solve for x
    x = 35,474,985,631.08/215,045.67
  6. Step 6: Final answer
    x = 164,964.89

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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.