Home / 51,702.30-71,349.21-29,041.31

Finding the Fourth Proportional to 51,702.30, 71,349.21 and 29,041.31

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Solution

The fourth proportional to 51,702.30, 71,349.21 and 29,041.31 is: 40,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,702.30 : 71,349.21 = 29,041.31 : x
  2. Step 2: Convert to fraction form
    51,702.30/71,349.21 = 29,041.31/x
  3. Step 3: Cross multiply
    51,702.30x = 71,349.21 × 29,041.31
  4. Step 4: Simplify right side
    51,702.30x = 2,072,074,241.72
  5. Step 5: Solve for x
    x = 2,072,074,241.72/51,702.30
  6. Step 6: Final answer
    x = 40,077.02

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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.