Home / 67,206.48-92,725.80-43,347.12

Finding the Fourth Proportional to 67,206.48, 92,725.80 and 43,347.12

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Solution

The fourth proportional to 67,206.48, 92,725.80 and 43,347.12 is: 59,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,206.48 : 92,725.80 = 43,347.12 : x
  2. Step 2: Convert to fraction form
    67,206.48/92,725.80 = 43,347.12/x
  3. Step 3: Cross multiply
    67,206.48x = 92,725.80 × 43,347.12
  4. Step 4: Simplify right side
    67,206.48x = 4,019,396,379.70
  5. Step 5: Solve for x
    x = 4,019,396,379.70/67,206.48
  6. Step 6: Final answer
    x = 59,806.68

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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.