Home / 53,239.01-73,320.32-52,076.48

Finding the Fourth Proportional to 53,239.01, 73,320.32 and 52,076.48

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Solution

The fourth proportional to 53,239.01, 73,320.32 and 52,076.48 is: 71,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239.01 : 73,320.32 = 52,076.48 : x
  2. Step 2: Convert to fraction form
    53,239.01/73,320.32 = 52,076.48/x
  3. Step 3: Cross multiply
    53,239.01x = 73,320.32 × 52,076.48
  4. Step 4: Simplify right side
    53,239.01x = 3,818,263,551.09
  5. Step 5: Solve for x
    x = 3,818,263,551.09/53,239.01
  6. Step 6: Final answer
    x = 71,719.29

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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.