Home / 67,626.48-93,320.46-40,777.68

Finding the Fourth Proportional to 67,626.48, 93,320.46 and 40,777.68

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Solution

The fourth proportional to 67,626.48, 93,320.46 and 40,777.68 is: 56,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,626.48 : 93,320.46 = 40,777.68 : x
  2. Step 2: Convert to fraction form
    67,626.48/93,320.46 = 40,777.68/x
  3. Step 3: Cross multiply
    67,626.48x = 93,320.46 × 40,777.68
  4. Step 4: Simplify right side
    67,626.48x = 3,805,391,855.33
  5. Step 5: Solve for x
    x = 3,805,391,855.33/67,626.48
  6. Step 6: Final answer
    x = 56,270.74

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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.