Home / 76,635.60-114,953.40-37,269.60

Finding the Fourth Proportional to 76,635.60, 114,953.40 and 37,269.60

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Solution

The fourth proportional to 76,635.60, 114,953.40 and 37,269.60 is: 55,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,635.60 : 114,953.40 = 37,269.60 : x
  2. Step 2: Convert to fraction form
    76,635.60/114,953.40 = 37,269.60/x
  3. Step 3: Cross multiply
    76,635.60x = 114,953.40 × 37,269.60
  4. Step 4: Simplify right side
    76,635.60x = 4,284,267,236.64
  5. Step 5: Solve for x
    x = 4,284,267,236.64/76,635.60
  6. Step 6: Final answer
    x = 55,904.40

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1.5x scale

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.