Home / 67,765.48-93,563.04-51,822.16

Finding the Fourth Proportional to 67,765.48, 93,563.04 and 51,822.16

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Solution

The fourth proportional to 67,765.48, 93,563.04 and 51,822.16 is: 71,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,765.48 : 93,563.04 = 51,822.16 : x
  2. Step 2: Convert to fraction form
    67,765.48/93,563.04 = 51,822.16/x
  3. Step 3: Cross multiply
    67,765.48x = 93,563.04 × 51,822.16
  4. Step 4: Simplify right side
    67,765.48x = 4,848,638,828.97
  5. Step 5: Solve for x
    x = 4,848,638,828.97/67,765.48
  6. Step 6: Final answer
    x = 71,550.28

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1.5x scale

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.