Home / 53,394.47-80,216.27-31,223.45

Finding the Fourth Proportional to 53,394.47, 80,216.27 and 31,223.45

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Solution

The fourth proportional to 53,394.47, 80,216.27 and 31,223.45 is: 46,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.47 : 80,216.27 = 31,223.45 : x
  2. Step 2: Convert to fraction form
    53,394.47/80,216.27 = 31,223.45/x
  3. Step 3: Cross multiply
    53,394.47x = 80,216.27 × 31,223.45
  4. Step 4: Simplify right side
    53,394.47x = 2,504,628,807.07
  5. Step 5: Solve for x
    x = 2,504,628,807.07/53,394.47
  6. Step 6: Final answer
    x = 46,908.02

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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.