Home / 53,828.04-80,616.84-51,959.28

Finding the Fourth Proportional to 53,828.04, 80,616.84 and 51,959.28

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Solution

The fourth proportional to 53,828.04, 80,616.84 and 51,959.28 is: 77,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.04 : 80,616.84 = 51,959.28 : x
  2. Step 2: Convert to fraction form
    53,828.04/80,616.84 = 51,959.28/x
  3. Step 3: Cross multiply
    53,828.04x = 80,616.84 × 51,959.28
  4. Step 4: Simplify right side
    53,828.04x = 4,188,792,962.28
  5. Step 5: Solve for x
    x = 4,188,792,962.28/53,828.04
  6. Step 6: Final answer
    x = 77,818.05

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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.