Home / 56,613.20-84,822.60-46,698.80

Finding the Fourth Proportional to 56,613.20, 84,822.60 and 46,698.80

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Solution

The fourth proportional to 56,613.20, 84,822.60 and 46,698.80 is: 69,968.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,613.20 : 84,822.60 = 46,698.80 : x
  2. Step 2: Convert to fraction form
    56,613.20/84,822.60 = 46,698.80/x
  3. Step 3: Cross multiply
    56,613.20x = 84,822.60 × 46,698.80
  4. Step 4: Simplify right side
    56,613.20x = 3,961,113,632.88
  5. Step 5: Solve for x
    x = 3,961,113,632.88/56,613.20
  6. Step 6: Final answer
    x = 69,968.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.