Home / 97,455.32-134,485.62-55,017.80

Finding the Fourth Proportional to 97,455.32, 134,485.62 and 55,017.80

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Solution

The fourth proportional to 97,455.32, 134,485.62 and 55,017.80 is: 75,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,455.32 : 134,485.62 = 55,017.80 : x
  2. Step 2: Convert to fraction form
    97,455.32/134,485.62 = 55,017.80/x
  3. Step 3: Cross multiply
    97,455.32x = 134,485.62 × 55,017.80
  4. Step 4: Simplify right side
    97,455.32x = 7,399,102,944.04
  5. Step 5: Solve for x
    x = 7,399,102,944.04/97,455.32
  6. Step 6: Final answer
    x = 75,923.03

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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.