Home / 97,101.58-133,999.83-54,660.22

Finding the Fourth Proportional to 97,101.58, 133,999.83 and 54,660.22

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Solution

The fourth proportional to 97,101.58, 133,999.83 and 54,660.22 is: 75,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,101.58 : 133,999.83 = 54,660.22 : x
  2. Step 2: Convert to fraction form
    97,101.58/133,999.83 = 54,660.22/x
  3. Step 3: Cross multiply
    97,101.58x = 133,999.83 × 54,660.22
  4. Step 4: Simplify right side
    97,101.58x = 7,324,460,187.76
  5. Step 5: Solve for x
    x = 7,324,460,187.76/97,101.58
  6. Step 6: Final answer
    x = 75,430.91

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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.