Home / 67,156.47-92,671.22-36,943.07

Finding the Fourth Proportional to 67,156.47, 92,671.22 and 36,943.07

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Solution

The fourth proportional to 67,156.47, 92,671.22 and 36,943.07 is: 50,978.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,156.47 : 92,671.22 = 36,943.07 : x
  2. Step 2: Convert to fraction form
    67,156.47/92,671.22 = 36,943.07/x
  3. Step 3: Cross multiply
    67,156.47x = 92,671.22 × 36,943.07
  4. Step 4: Simplify right side
    67,156.47x = 3,423,558,996.45
  5. Step 5: Solve for x
    x = 3,423,558,996.45/67,156.47
  6. Step 6: Final answer
    x = 50,978.84

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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.