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Finding the Fourth Proportional to 56,160.64, 77,473.68 and 33,483.64

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Solution

The fourth proportional to 56,160.64, 77,473.68 and 33,483.64 is: 46,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.64 : 77,473.68 = 33,483.64 : x
  2. Step 2: Convert to fraction form
    56,160.64/77,473.68 = 33,483.64/x
  3. Step 3: Cross multiply
    56,160.64x = 77,473.68 × 33,483.64
  4. Step 4: Simplify right side
    56,160.64x = 2,594,100,810.60
  5. Step 5: Solve for x
    x = 2,594,100,810.60/56,160.64
  6. Step 6: Final answer
    x = 46,190.73

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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.