Home / 67,171.52-92,095.94-65,972.07

Finding the Fourth Proportional to 67,171.52, 92,095.94 and 65,972.07

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Solution

The fourth proportional to 67,171.52, 92,095.94 and 65,972.07 is: 90,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171.52 : 92,095.94 = 65,972.07 : x
  2. Step 2: Convert to fraction form
    67,171.52/92,095.94 = 65,972.07/x
  3. Step 3: Cross multiply
    67,171.52x = 92,095.94 × 65,972.07
  4. Step 4: Simplify right side
    67,171.52x = 6,075,759,965.33
  5. Step 5: Solve for x
    x = 6,075,759,965.33/67,171.52
  6. Step 6: Final answer
    x = 90,451.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.