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Finding the Fourth Proportional to 94,353.30, 130,209.30 and 51,910.92

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Solution

The fourth proportional to 94,353.30, 130,209.30 and 51,910.92 is: 71,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,353.30 : 130,209.30 = 51,910.92 : x
  2. Step 2: Convert to fraction form
    94,353.30/130,209.30 = 51,910.92/x
  3. Step 3: Cross multiply
    94,353.30x = 130,209.30 × 51,910.92
  4. Step 4: Simplify right side
    94,353.30x = 6,759,284,555.56
  5. Step 5: Solve for x
    x = 6,759,284,555.56/94,353.30
  6. Step 6: Final answer
    x = 71,638.03

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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.