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Finding the Fourth Proportional to 56,473.26, 77,920.02 and 33,803.64

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Solution

The fourth proportional to 56,473.26, 77,920.02 and 33,803.64 is: 46,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.26 : 77,920.02 = 33,803.64 : x
  2. Step 2: Convert to fraction form
    56,473.26/77,920.02 = 33,803.64/x
  3. Step 3: Cross multiply
    56,473.26x = 77,920.02 × 33,803.64
  4. Step 4: Simplify right side
    56,473.26x = 2,633,980,304.87
  5. Step 5: Solve for x
    x = 2,633,980,304.87/56,473.26
  6. Step 6: Final answer
    x = 46,641.19

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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.