Home / 77,455.59-116,035.26-52,372.53

Finding the Fourth Proportional to 77,455.59, 116,035.26 and 52,372.53

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Solution

The fourth proportional to 77,455.59, 116,035.26 and 52,372.53 is: 78,458.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,455.59 : 116,035.26 = 52,372.53 : x
  2. Step 2: Convert to fraction form
    77,455.59/116,035.26 = 52,372.53/x
  3. Step 3: Cross multiply
    77,455.59x = 116,035.26 × 52,372.53
  4. Step 4: Simplify right side
    77,455.59x = 6,077,060,135.41
  5. Step 5: Solve for x
    x = 6,077,060,135.41/77,455.59
  6. Step 6: Final answer
    x = 78,458.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.