Home / 51,730.37-71,385.94-29,070.31

Finding the Fourth Proportional to 51,730.37, 71,385.94 and 29,070.31

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Solution

The fourth proportional to 51,730.37, 71,385.94 and 29,070.31 is: 40,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,730.37 : 71,385.94 = 29,070.31 : x
  2. Step 2: Convert to fraction form
    51,730.37/71,385.94 = 29,070.31/x
  3. Step 3: Cross multiply
    51,730.37x = 71,385.94 × 29,070.31
  4. Step 4: Simplify right side
    51,730.37x = 2,075,211,405.44
  5. Step 5: Solve for x
    x = 2,075,211,405.44/51,730.37
  6. Step 6: Final answer
    x = 40,115.92

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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.