Home / 77,562.46-107,077.01-52,202.15

Finding the Fourth Proportional to 77,562.46, 107,077.01 and 52,202.15

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Solution

The fourth proportional to 77,562.46, 107,077.01 and 52,202.15 is: 72,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,562.46 : 107,077.01 = 52,202.15 : x
  2. Step 2: Convert to fraction form
    77,562.46/107,077.01 = 52,202.15/x
  3. Step 3: Cross multiply
    77,562.46x = 107,077.01 × 52,202.15
  4. Step 4: Simplify right side
    77,562.46x = 5,589,650,137.57
  5. Step 5: Solve for x
    x = 5,589,650,137.57/77,562.46
  6. Step 6: Final answer
    x = 72,066.44

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1.5x scale

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.