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Finding the Fourth Proportional to 57,868.84, 79,884.84 and 33,997.06

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Solution

The fourth proportional to 57,868.84, 79,884.84 and 33,997.06 is: 46,931.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,868.84 : 79,884.84 = 33,997.06 : x
  2. Step 2: Convert to fraction form
    57,868.84/79,884.84 = 33,997.06/x
  3. Step 3: Cross multiply
    57,868.84x = 79,884.84 × 33,997.06
  4. Step 4: Simplify right side
    57,868.84x = 2,715,849,698.57
  5. Step 5: Solve for x
    x = 2,715,849,698.57/57,868.84
  6. Step 6: Final answer
    x = 46,931.12

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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.