Home / 52,264.65-72,131.45-31,043.96

Finding the Fourth Proportional to 52,264.65, 72,131.45 and 31,043.96

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Solution

The fourth proportional to 52,264.65, 72,131.45 and 31,043.96 is: 42,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,264.65 : 72,131.45 = 31,043.96 : x
  2. Step 2: Convert to fraction form
    52,264.65/72,131.45 = 31,043.96/x
  3. Step 3: Cross multiply
    52,264.65x = 72,131.45 × 31,043.96
  4. Step 4: Simplify right side
    52,264.65x = 2,239,245,848.54
  5. Step 5: Solve for x
    x = 2,239,245,848.54/52,264.65
  6. Step 6: Final answer
    x = 42,844.37

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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.