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Finding the Fourth Proportional to 94,469.71, 130,368.30 and 51,449.26

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Solution

The fourth proportional to 94,469.71, 130,368.30 and 51,449.26 is: 71,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,469.71 : 130,368.30 = 51,449.26 : x
  2. Step 2: Convert to fraction form
    94,469.71/130,368.30 = 51,449.26/x
  3. Step 3: Cross multiply
    94,469.71x = 130,368.30 × 51,449.26
  4. Step 4: Simplify right side
    94,469.71x = 6,707,352,562.46
  5. Step 5: Solve for x
    x = 6,707,352,562.46/94,469.71
  6. Step 6: Final answer
    x = 71,000.03

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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.