Home / 97,606.34-134,699.28-55,167.56

Finding the Fourth Proportional to 97,606.34, 134,699.28 and 55,167.56

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Solution

The fourth proportional to 97,606.34, 134,699.28 and 55,167.56 is: 76,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,606.34 : 134,699.28 = 55,167.56 : x
  2. Step 2: Convert to fraction form
    97,606.34/134,699.28 = 55,167.56/x
  3. Step 3: Cross multiply
    97,606.34x = 134,699.28 × 55,167.56
  4. Step 4: Simplify right side
    97,606.34x = 7,431,030,611.36
  5. Step 5: Solve for x
    x = 7,431,030,611.36/97,606.34
  6. Step 6: Final answer
    x = 76,132.66

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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.