Home / 97,634.05-134,740.79-55,196.53

Finding the Fourth Proportional to 97,634.05, 134,740.79 and 55,196.53

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Solution

The fourth proportional to 97,634.05, 134,740.79 and 55,196.53 is: 76,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,634.05 : 134,740.79 = 55,196.53 : x
  2. Step 2: Convert to fraction form
    97,634.05/134,740.79 = 55,196.53/x
  3. Step 3: Cross multiply
    97,634.05x = 134,740.79 × 55,196.53
  4. Step 4: Simplify right side
    97,634.05x = 7,437,224,057.46
  5. Step 5: Solve for x
    x = 7,437,224,057.46/97,634.05
  6. Step 6: Final answer
    x = 76,174.49

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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.