Home / 53,550.48-73,908.36-51,188.16

Finding the Fourth Proportional to 53,550.48, 73,908.36 and 51,188.16

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Solution

The fourth proportional to 53,550.48, 73,908.36 and 51,188.16 is: 70,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.48 : 73,908.36 = 51,188.16 : x
  2. Step 2: Convert to fraction form
    53,550.48/73,908.36 = 51,188.16/x
  3. Step 3: Cross multiply
    53,550.48x = 73,908.36 × 51,188.16
  4. Step 4: Simplify right side
    53,550.48x = 3,783,232,957.02
  5. Step 5: Solve for x
    x = 3,783,232,957.02/53,550.48
  6. Step 6: Final answer
    x = 70,647.97

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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.