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Finding the Fourth Proportional to 67,133.59, 92,642.50 and 36,918.91

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Solution

The fourth proportional to 67,133.59, 92,642.50 and 36,918.91 is: 50,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,133.59 : 92,642.50 = 36,918.91 : x
  2. Step 2: Convert to fraction form
    67,133.59/92,642.50 = 36,918.91/x
  3. Step 3: Cross multiply
    67,133.59x = 92,642.50 × 36,918.91
  4. Step 4: Simplify right side
    67,133.59x = 3,420,259,864.83
  5. Step 5: Solve for x
    x = 3,420,259,864.83/67,133.59
  6. Step 6: Final answer
    x = 50,947.08

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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.