Home / 67,102.09-92,602.95-36,889.72

Finding the Fourth Proportional to 67,102.09, 92,602.95 and 36,889.72

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Solution

The fourth proportional to 67,102.09, 92,602.95 and 36,889.72 is: 50,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,102.09 : 92,602.95 = 36,889.72 : x
  2. Step 2: Convert to fraction form
    67,102.09/92,602.95 = 36,889.72/x
  3. Step 3: Cross multiply
    67,102.09x = 92,602.95 × 36,889.72
  4. Step 4: Simplify right side
    67,102.09x = 3,416,096,896.67
  5. Step 5: Solve for x
    x = 3,416,096,896.67/67,102.09
  6. Step 6: Final answer
    x = 50,908.95

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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.