Home / 166,075.20-249,137.10-53,736.30

Finding the Fourth Proportional to 166,075.20, 249,137.10 and 53,736.30

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Solution

The fourth proportional to 166,075.20, 249,137.10 and 53,736.30 is: 80,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075.20 : 249,137.10 = 53,736.30 : x
  2. Step 2: Convert to fraction form
    166,075.20/249,137.10 = 53,736.30/x
  3. Step 3: Cross multiply
    166,075.20x = 249,137.10 × 53,736.30
  4. Step 4: Simplify right side
    166,075.20x = 13,387,705,946.73
  5. Step 5: Solve for x
    x = 13,387,705,946.73/166,075.20
  6. Step 6: Final answer
    x = 80,612.31

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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.