Home / 45,897.05-68,757.81-31,033.01

Finding the Fourth Proportional to 45,897.05, 68,757.81 and 31,033.01

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Solution

The fourth proportional to 45,897.05, 68,757.81 and 31,033.01 is: 46,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,897.05 : 68,757.81 = 31,033.01 : x
  2. Step 2: Convert to fraction form
    45,897.05/68,757.81 = 31,033.01/x
  3. Step 3: Cross multiply
    45,897.05x = 68,757.81 × 31,033.01
  4. Step 4: Simplify right side
    45,897.05x = 2,133,761,805.31
  5. Step 5: Solve for x
    x = 2,133,761,805.31/45,897.05
  6. Step 6: Final answer
    x = 46,490.17

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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.