Home / 97,736.90-134,877.56-55,303.83

Finding the Fourth Proportional to 97,736.90, 134,877.56 and 55,303.83

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Solution

The fourth proportional to 97,736.90, 134,877.56 and 55,303.83 is: 76,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,736.90 : 134,877.56 = 55,303.83 : x
  2. Step 2: Convert to fraction form
    97,736.90/134,877.56 = 55,303.83/x
  3. Step 3: Cross multiply
    97,736.90x = 134,877.56 × 55,303.83
  4. Step 4: Simplify right side
    97,736.90x = 7,459,245,372.54
  5. Step 5: Solve for x
    x = 7,459,245,372.54/97,736.90
  6. Step 6: Final answer
    x = 76,319.65

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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.