Home / 45,980.38-68,691.05-29,206.09

Finding the Fourth Proportional to 45,980.38, 68,691.05 and 29,206.09

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Solution

The fourth proportional to 45,980.38, 68,691.05 and 29,206.09 is: 43,631.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,980.38 : 68,691.05 = 29,206.09 : x
  2. Step 2: Convert to fraction form
    45,980.38/68,691.05 = 29,206.09/x
  3. Step 3: Cross multiply
    45,980.38x = 68,691.05 × 29,206.09
  4. Step 4: Simplify right side
    45,980.38x = 2,006,196,988.49
  5. Step 5: Solve for x
    x = 2,006,196,988.49/45,980.38
  6. Step 6: Final answer
    x = 43,631.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.