Home / 45,156.77-62,296.70-31,736.79

Finding the Fourth Proportional to 45,156.77, 62,296.70 and 31,736.79

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Solution

The fourth proportional to 45,156.77, 62,296.70 and 31,736.79 is: 43,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,156.77 : 62,296.70 = 31,736.79 : x
  2. Step 2: Convert to fraction form
    45,156.77/62,296.70 = 31,736.79/x
  3. Step 3: Cross multiply
    45,156.77x = 62,296.70 × 31,736.79
  4. Step 4: Simplify right side
    45,156.77x = 1,977,096,951.70
  5. Step 5: Solve for x
    x = 1,977,096,951.70/45,156.77
  6. Step 6: Final answer
    x = 43,782.96

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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.