Home / 254,216.95-381,327.68-64,677.56

Finding the Fourth Proportional to 254,216.95, 381,327.68 and 64,677.56

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Solution

The fourth proportional to 254,216.95, 381,327.68 and 64,677.56 is: 97,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,216.95 : 381,327.68 = 64,677.56 : x
  2. Step 2: Convert to fraction form
    254,216.95/381,327.68 = 64,677.56/x
  3. Step 3: Cross multiply
    254,216.95x = 381,327.68 × 64,677.56
  4. Step 4: Simplify right side
    254,216.95x = 24,663,342,157.92
  5. Step 5: Solve for x
    x = 24,663,342,157.92/254,216.95
  6. Step 6: Final answer
    x = 97,016.91

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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.