Home / 56,155.60-77,466.78-33,478.62

Finding the Fourth Proportional to 56,155.60, 77,466.78 and 33,478.62

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Solution

The fourth proportional to 56,155.60, 77,466.78 and 33,478.62 is: 46,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,155.60 : 77,466.78 = 33,478.62 : x
  2. Step 2: Convert to fraction form
    56,155.60/77,466.78 = 33,478.62/x
  3. Step 3: Cross multiply
    56,155.60x = 77,466.78 × 33,478.62
  4. Step 4: Simplify right side
    56,155.60x = 2,593,480,890.24
  5. Step 5: Solve for x
    x = 2,593,480,890.24/56,155.60
  6. Step 6: Final answer
    x = 46,183.83

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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.