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Finding the Fourth Proportional to 103,955.71, 155,952.79 and 32,896.24

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Solution

The fourth proportional to 103,955.71, 155,952.79 and 32,896.24 is: 49,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,955.71 : 155,952.79 = 32,896.24 : x
  2. Step 2: Convert to fraction form
    103,955.71/155,952.79 = 32,896.24/x
  3. Step 3: Cross multiply
    103,955.71x = 155,952.79 × 32,896.24
  4. Step 4: Simplify right side
    103,955.71x = 5,130,260,288.69
  5. Step 5: Solve for x
    x = 5,130,260,288.69/103,955.71
  6. Step 6: Final answer
    x = 49,350.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.