Home / 77,844.84-107,473.50-50,646.76

Finding the Fourth Proportional to 77,844.84, 107,473.50 and 50,646.76

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Solution

The fourth proportional to 77,844.84, 107,473.50 and 50,646.76 is: 69,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,844.84 : 107,473.50 = 50,646.76 : x
  2. Step 2: Convert to fraction form
    77,844.84/107,473.50 = 50,646.76/x
  3. Step 3: Cross multiply
    77,844.84x = 107,473.50 × 50,646.76
  4. Step 4: Simplify right side
    77,844.84x = 5,443,184,560.86
  5. Step 5: Solve for x
    x = 5,443,184,560.86/77,844.84
  6. Step 6: Final answer
    x = 69,923.51

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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.