Home / 67,138.12-92,652.93-36,925.72

Finding the Fourth Proportional to 67,138.12, 92,652.93 and 36,925.72

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Solution

The fourth proportional to 67,138.12, 92,652.93 and 36,925.72 is: 50,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,138.12 : 92,652.93 = 36,925.72 : x
  2. Step 2: Convert to fraction form
    67,138.12/92,652.93 = 36,925.72/x
  3. Step 3: Cross multiply
    67,138.12x = 92,652.93 × 36,925.72
  4. Step 4: Simplify right side
    67,138.12x = 3,421,276,601.98
  5. Step 5: Solve for x
    x = 3,421,276,601.98/67,138.12
  6. Step 6: Final answer
    x = 50,958.78

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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.