Home / 97,055.40-133,939.41-52,855.92

Finding the Fourth Proportional to 97,055.40, 133,939.41 and 52,855.92

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Solution

The fourth proportional to 97,055.40, 133,939.41 and 52,855.92 is: 72,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,055.40 : 133,939.41 = 52,855.92 : x
  2. Step 2: Convert to fraction form
    97,055.40/133,939.41 = 52,855.92/x
  3. Step 3: Cross multiply
    97,055.40x = 133,939.41 × 52,855.92
  4. Step 4: Simplify right side
    97,055.40x = 7,079,490,164.89
  5. Step 5: Solve for x
    x = 7,079,490,164.89/97,055.40
  6. Step 6: Final answer
    x = 72,942.78

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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.