Home / 97,003.02-133,864.20-54,561.60

Finding the Fourth Proportional to 97,003.02, 133,864.20 and 54,561.60

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Solution

The fourth proportional to 97,003.02, 133,864.20 and 54,561.60 is: 75,295.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,003.02 : 133,864.20 = 54,561.60 : x
  2. Step 2: Convert to fraction form
    97,003.02/133,864.20 = 54,561.60/x
  3. Step 3: Cross multiply
    97,003.02x = 133,864.20 × 54,561.60
  4. Step 4: Simplify right side
    97,003.02x = 7,303,844,934.72
  5. Step 5: Solve for x
    x = 7,303,844,934.72/97,003.02
  6. Step 6: Final answer
    x = 75,295.03

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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.