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Finding the Fourth Proportional to 57,358.04, 85,939.97 and 35,124.98

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Solution

The fourth proportional to 57,358.04, 85,939.97 and 35,124.98 is: 52,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358.04 : 85,939.97 = 35,124.98 : x
  2. Step 2: Convert to fraction form
    57,358.04/85,939.97 = 35,124.98/x
  3. Step 3: Cross multiply
    57,358.04x = 85,939.97 × 35,124.98
  4. Step 4: Simplify right side
    57,358.04x = 3,018,639,122.13
  5. Step 5: Solve for x
    x = 3,018,639,122.13/57,358.04
  6. Step 6: Final answer
    x = 52,628.01

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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.