Home / 96,729.36-133,448.37-55,866.48

Finding the Fourth Proportional to 96,729.36, 133,448.37 and 55,866.48

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Solution

The fourth proportional to 96,729.36, 133,448.37 and 55,866.48 is: 77,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,729.36 : 133,448.37 = 55,866.48 : x
  2. Step 2: Convert to fraction form
    96,729.36/133,448.37 = 55,866.48/x
  3. Step 3: Cross multiply
    96,729.36x = 133,448.37 × 55,866.48
  4. Step 4: Simplify right side
    96,729.36x = 7,455,290,693.64
  5. Step 5: Solve for x
    x = 7,455,290,693.64/96,729.36
  6. Step 6: Final answer
    x = 77,073.71

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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.