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Finding the Fourth Proportional to 65,950.10, 91,011.01 and 35,736.24

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Solution

The fourth proportional to 65,950.10, 91,011.01 and 35,736.24 is: 49,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,950.10 : 91,011.01 = 35,736.24 : x
  2. Step 2: Convert to fraction form
    65,950.10/91,011.01 = 35,736.24/x
  3. Step 3: Cross multiply
    65,950.10x = 91,011.01 × 35,736.24
  4. Step 4: Simplify right side
    65,950.10x = 3,252,391,296.00
  5. Step 5: Solve for x
    x = 3,252,391,296.00/65,950.10
  6. Step 6: Final answer
    x = 49,315.94

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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.