Home / 56,135.97-77,393.19-46,539.63

Finding the Fourth Proportional to 56,135.97, 77,393.19 and 46,539.63

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Solution

The fourth proportional to 56,135.97, 77,393.19 and 46,539.63 is: 64,162.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,135.97 : 77,393.19 = 46,539.63 : x
  2. Step 2: Convert to fraction form
    56,135.97/77,393.19 = 46,539.63/x
  3. Step 3: Cross multiply
    56,135.97x = 77,393.19 × 46,539.63
  4. Step 4: Simplify right side
    56,135.97x = 3,601,850,427.12
  5. Step 5: Solve for x
    x = 3,601,850,427.12/56,135.97
  6. Step 6: Final answer
    x = 64,162.97

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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.