Home / 114,727-171,721.98-61,285.36

Finding the Fourth Proportional to 114,727, 171,721.98 and 61,285.36

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Solution

The fourth proportional to 114,727, 171,721.98 and 61,285.36 is: 91,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,727 : 171,721.98 = 61,285.36 : x
  2. Step 2: Convert to fraction form
    114,727/171,721.98 = 61,285.36/x
  3. Step 3: Cross multiply
    114,727x = 171,721.98 × 61,285.36
  4. Step 4: Simplify right side
    114,727x = 10,524,043,364.21
  5. Step 5: Solve for x
    x = 10,524,043,364.21/114,727
  6. Step 6: Final answer
    x = 91,731.18

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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.