Home / 56,188.63-77,467.94-40,074.31

Finding the Fourth Proportional to 56,188.63, 77,467.94 and 40,074.31

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Solution

The fourth proportional to 56,188.63, 77,467.94 and 40,074.31 is: 55,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188.63 : 77,467.94 = 40,074.31 : x
  2. Step 2: Convert to fraction form
    56,188.63/77,467.94 = 40,074.31/x
  3. Step 3: Cross multiply
    56,188.63x = 77,467.94 × 40,074.31
  4. Step 4: Simplify right side
    56,188.63x = 3,104,473,855.28
  5. Step 5: Solve for x
    x = 3,104,473,855.28/56,188.63
  6. Step 6: Final answer
    x = 55,250.93

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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.